SAE Exam Questions with Verified Answers
Question 1: A medical student is assigned to care for a patient with a smoking history and who is suspected of
... [Show More] having emphysema. She asks for recommendations on what tests might be used to help determine the diagnosis. You would recommend all of the following EXCEPT:
a. Pulmonary function testing
b. Chest radiograph
c. Chest ultrasound
d. Arterial blood gas - CORRECT ANSWER C. Chest Ultrasound
Question 2: A patient is performing a stress test. Which of the following respiratory exchange ratio values would confirm that the patient has reached the anaerobic threshold?
0.8
0.9
1.0
1.1 - CORRECT ANSWER c. 1.0
Question 3: A patient is referred for a sleep study. The attending physician wants to know which parameters are measured during the study. You would measure all of the following EXCEPT:
SpO2
ECG
Inspiratory and expiratory breathing efforts
ABG values - CORRECT ANSWER C and D
Question 4: When preparing to assist the physician with the cardioversion of a patient, you must check the following:
A. A strong R wave should be seen on the ECG monitor
B. The charge level should be set as ordered
C. The electric paddles should be kept clean for the best possible conduction
D. Ensure that the ECG electrodes are attached properly - CORRECT ANSWER A,B,D
Question 5: Your mechanically ventilated patient is going to have a flexible fiberoptic bronchoscopy performed. Of what kinds of considerations must you be aware?
a. The VT must be monitored for a leak
b. The inspiratory flow resistance will increase
c. The inspiratory pressure will decrease
d. The inspiratory pressure will increase - CORRECT ANSWER A, B, and D
Question 6:After a sleep study has been performed, your patient is given a diagnosis of obstructive sleep apnea. His physician asks for your advice on the best method of management. You would recommend that
a. The patient should use nasal CPAP when sleeping.
b. The patient should sleep with an oropharyngeal airway to keep the tongue forward in the mouth.
c. The patient should always sleep on his back.
d. A tracheostomy should be performed, and the patient should be placed on a volume-cycled ventilator to sleep. - CORRECT ANSWER A
Question 7: Your patient is being mechanically ventilated when the nurse calls you to evaluate the patient's condition. You discover that her breath sounds are absent over the left lung field, the left-sided percussion note is hyperresonant, and peak airway pressures have increased from 40 to 65 cm H2O. What would you recommend?
a. Place a pleural chest tube into the right side.
b. Increase the VT to better inflate the atelectatic left lung.
c. Change the mode to synchronous intermittent mechanical ventilation from assist/control.
d. Place a pleural chest tube into the left side. - CORRECT ANSWER D
Question 8: After instructing a home care patient on the use of her small volume nebulizer, you want to be sure that she understands how to fill and clean it. How could you confirm this?
a. Have the patient demonstrate use of the nebulizer to you
b. Have the patient's boyfriend demonstrate use of the nebulizer to you.
c. Have the patient answer your questions about the nebulizer
d. Have the patient tell you how the equipment is assembled and cleaned. - CORRECT ANSWER a,c,d
Question 9: Your patient with chronic obstructive pulmonary disease (COPD) is starting a pulmonary rehabilitation program and taking her first 6MW test. If she should desaturate, at what pulse oximeter reading would supplemental oxygen be indicated?
a. <96%
b. <90%
c. <88%
d. <84% - CORRECT ANSWER c
Question 10: A home care patient tells you that she cannot feel O2 coming to her nasal cannula from the O2 concentrator. You would do all of the following EXCEPT:
a. refill the humidifier bottle with sterile water
b. place the cannula prongs underwater to see if there is any bubbling of gas
c. tighten all the equipment connection
d. switch the patient to her tank of O2 - CORRECT ANSWER A
Question 11: On surveying a patient's home, you notice that four steps lead to the front door. The patient's bedroom is upstairs, and his wife smokes about one pack of cigarettes a day. You would recommend all of the following EXCEPT:
a. the patient's wife should stop smoking
b. the patient should use a cane when climbing stairs
c. the patient's bedroom should be moved downstairs
d. a ramp should be added to facilitate entering through the front door - CORRECT ANSWER B
Question 12: When first visiting a home care patient's house, the therapist should evaluate all of the following to attempt to eliminate risks associated with the patient's performance of daily activities:
1. Bathroom facilities, including an assessment of ease of getting into and out of the shower or bathtub
2. Television and remote control for operation
3. Kitchen facilities, including all cooking and eating utensils placed within arm's reac
4. Properly cleaned HEPA filtration system
a. 1 only
b. 1, 2, 3, and 4
c. 3 and 4
d. 1 and 2 - CORRECT ANSWER D
Question 13: In attempts to determine the daily exercise tolerance of a male COPD patient, all of the following questions might be asked EXCEPT:
a. How far can you walk your pet dog around the yard?
b. Are you able to shave every day?
c. Is your wife or a relative able to drive you to the grocery store?
d. How many flights of stairs can you climb before you have to stop? - CORRECT ANSWER c.
Question 14: The main goal of a pulmonary rehabilitation program should be to:
a. Reduce the amount of sputum coughed out every day
b. Return the patient to his or her highest possible level of functioning
c. Reduce the amount of supplemental O2 needed
d. Increase the patient's appetite to achieve weight gain - CORRECT ANSWER b
Question 15: The neonate less than 72 hours old with pulmonary problems should have its PaO2 kept in the __________ range on the lowest possible inspired oxygen level.
a. 40-45 torr
b. 45-50 torr
c. 60-70 torr
d. 80-90 torr - CORRECT ANSWER c
Question 16:If you observe that your patient has apnea spells leading to bradycardia, you should
a. start CPAP
b. start mechanical ventilation
c. start an aerosolized bronchodilator
d. give endotracheal surfactant - CORRECT ANSWER B
Question 17: An actively moving neonate is receiving 7 cm water CPAP by nasal prongs with 40% oxygen at a flow of 4 LPM. It is noticed that the CPAP pressure is variable between 4 and 7 cm water. What is the most likely cause of this?
a. the patient is taking more shallow breaths
b. the patient's breathing rate has decreased
c. there is a leak when the neonate turns its head
d. someone has accidentally changed the oxygen percentage - CORRECT ANSWER C
Question 18: You are taking care of a newborn who has aspirated meconium. You would recommend which of the following ventilator settings:
a. I:E of 1:2
b. I:E of 2:1
c. I:E of 1:4
d.I:E of 1:1 - CORRECT ANSWER C
Question 19: A premature neonate with a low Apgar score is demonstrating hypoxemia, intercostals retractions, and expiratory grunting noises. What is the best way to correct these problems?
a. nebulize albuterol
b. suction the neonate
c. instill surfactant into the airway
d. give supplemental oxygen - CORRECT ANSWER c
Question 20: Your patient with pneumonia needs regular suctioning. You notice that her ventilator circuit has blood-streaked sputum in it. What should be done?
a. put in a heat-moisture exchanger
b. change the circuit
c. flush out the sputum with normal saline
d. put in a closed airway suctioning system - CORRECT ANSWER B
Question 21: A 28-week gestational age neonate has the following arterial blood gas values while breathing 60% oxygen in an oxyhood: PaO2 48 torr, PaCO2 45 torr, and pH 7.35. What should be done in this situation?
a. increase the oxygen to 70%
b. begin mechanical ventilation
c. intubate and being CPAP at 4 cm water
d. begin nasal CPAP at 4 cm water - CORRECT ANSWER D
Question 22: You are working with an 80-kg (176 lb) patient who is apneic after suffering a stroke. He is being ventilated with the A/C mode and has the following settings:
Ve 8 L
Rate 10 bpm
I:E 1:3
Inspirated O2 40%
Mechanical dead space 200 mL
The ABG results are as follows:
pH 7.33
PaCO2 50 torr
PaO2 70 torr
HcO3- 24 mEq/L
Which of the following would you recommend?
a. Decrease the mechanical dead space
b. Decrease the patient's Ve
c. Change the I:E to 1:2
d. Add 5cm H2O PEEP - CORRECT ANSWER A
Question 23: Your patient with post-polio syndrome is being ventilated with a BiPAP system and has an IPAP level of 15 cm water and an EPAP level of 5 cm water. She complains of being short of breath. You check her Vt and find that it has dropped. How should the tidal volume be restored?
a. Lower the IPAP level
b. Lower the EPAP level
c. Raise the IPAP level
d. Raise the EPAP level - CORRECT ANSWER C
Question 24: Expiratory retard would be indicated in a patient with:
a. pulmonary edema
b. air trapping on exhalation
c. pleural effusion
d. pneumothorax - CORRECT ANSWER B
Question 25: Your ventilated patient has an exhaled Vt of 800 mL. Because of refractory hypoxemia, 8 cm of PEEP therapy is started. The peak pressure is 40 cm H2O and the static or plateau pressure is 30 cm H2O. The compliance factor has been determined to be 3 mL/cm H2O.
Calculate the Cdyn for this patient.
a. 32 mL/cm H2O
b. 20 mL/cm H2O
c. 25 mL/cm H2O
d. 1 mL/cm H2O - CORRECT ANSWER D
Question 26: Which of the following indicates that the patient is not tolerating PEEP?
1. Increased Cst
2. Decreased Cst
3. Increased intrapulmonary shunt
4. Stable heart rate
5. Decreasing blood pressure
a. 1, 3, and 5
b. 2 and 3
c. 3 and 4
d. 2, 3, and 5 - CORRECT ANSWER D
Question 27: The sensitivity control should be set at what level when the patient is being ventilated on the A/C mode?
a. 0 cm H2O
b. -1 to -2 cm H2O
c. -5 cm H2O
d. 1 to 2 cm H2O - CORRECT ANSWER B
Question 29: An alert 25-year old patient is receiving mechanical ventilation. She has a spontaneous Vt of 200 mL and the desire to breathe spontaneously. After oral surgery, she has an endotracheal tube that is smaller than the ideal size. Her PaO2 level s 73 torr on 40% O2. What ventilator mode would you recommend for her?
a. PSV with PEEP
b. CPAP
c. SIMV with PSV and PEEP
d. SIMV with PSV - CORRECT ANSWER D
Question 30: An adult male patient is on the A/C mode with a ventilator Vt of 800 mL and a backup rate of 12 b/m. The physician would like to evaluate the patient's readiness to wean from the ventilator. Which of the following parameters indicate that weaning should be successful?
1. Spontaneous Vt of 7 mL/kg of ideal body weight
2. Vd/Vt ratio of 0.4
3. Intrapulmonary shunt of 10%
4. VC of 9 mL/kg of ideal body weight
5. MIP of -15 cm H2O
a. 1 and 2
b. 3, 4, and 5
c. 1, 2, and 3
d. 2, 3, and 4 - CORRECT ANSWER C
Question 31:Your patient needs to be placed on a ventilator. His body weight is 86 kg (190 lb). The most appropriate uncorrected ventilator Vt would be:
a. 800 mL
b. 860 mL
c. 1350 mL
d. 500 mL - CORRECT ANSWER B
Question 32: Your patient complains of difficulty in starting teh IPPB treatment. You would adjust which of the following controls?
a. Pressure
b. Flow
c. Sensitivity
d. terminal flow - CORRECT ANSWER C
Question 33: Your patient is having difficulty keeping a tight seal around the mouth piece. He complains that the breath is too long and takes out the mouthpiece. To help cycle off the PR-2, you would adjust which of the following?
a. Pressure
b. Flow
c. terminal flow
d. expiratory retard - CORRECT ANSWER C
Question 34: Your patient is progressing to pulmonary edema. She has crackles in both lung fields, has cyanotic lips and nail beds, and is coughing up pink, frothy sputum. What O2 percentage would you recommend for her IPPB treatment?
a. 21%
b. 40%
c. 580
d. 100% - CORRECT ANSWER D
Question 35: All of the following indicate the need for IPPB EXCEPT:
a. Delivery of medications to a patient who cannot coordinate the use of an MDI or a handheld nebulizer
b. Treatment of a comatose patient with atelectasis
c. the need for an IS substitute in a patient with an IC that is 30% of predicted
d. treatment of a cooperative patient with atelectasis - CORRECT ANSWER D
Question 36: You are ordered to give an IPPB treatment to a comatose patient who has lip ulcers. What patient-machine connection would you use?
a. Mouthpiece
b. Facemask
c. Bennett seal with mouthpiece
d. endotracheal tube adapter for intubation - CORRECT ANSWER B
Question 37:The sensitivity control should be set at what level at the start of IPPB treatments?
a. 0 cm H2O
b. -1 cm H2O
c. -3 cm H2O
d. -5 cm H2O - CORRECT ANSWER B
Question 38: While coaching an active IPPB treatment, you notice that the needle on the pressure manometer "bounces" around as the pressure increases. To better adjust treatment to the patient's needs, you would do which of the following?
a. increase the flow
b. decrease the flow
c. increase the peak pressure
d. decrease the expiratory retard - CORRECT ANSWER A
Question 39:A conscious patient requires nasotracheal suctioning. During the procedure, the patient's blood pressure decreases from 100/60mm Hg, and the heart rate decreases from 110 to 60 bpm. What should be done?
a. Change to a catheter with a larger diameter
b. Shorten the suctioning time
c. Insert an oropharyngeal airway before suctioning
d. Squirt 5 mL of saline down the suction catheter into the patient's trachea - CORRECT ANSWER B
Question 40: You are suctioning your patient when the vacuum is lost. You should do all of the following EXCEPT
a. make sure the vacuum system is working
b. make sure a tight connection exists between the suction catheter and the vacuum tubing
c. check the catheter to make sure it is not obstructed
d. get a larger suction catheter - CORRECT ANSWER D
Question 41: You are preparing to suction a patient for a mucus sample when you notice that the vacuum is not reaching the end of the catheter. All of the following are possible causes of this problem EXCEPT:
a. the vacuum is not turned on the proper level
b. the vacuum tubing, specimen collector, and catheter system are connected so they are airtight
c. the catheter is clogged with foreign matter
d. the specimen jar is not screwed tightly into the special lid - CORRECT ANSWER B
Question 42:Your 40-year old patient has pneumonia in her left lower lobe with a large amount of secretions. What would you recommend to be able to suction her better?
a.use the largest diameter suction catheter available
b. use a suction catheter with a coude tip
c. use the longest suction catheter available
d. suction for a longer period - CORRECT ANSWER B
Question 43: The best position in which to place a patient before nasotracheal suctioning are
1. Supine
2. trendelenberg's position
3. sniff position (neck and head hyperextended)
4. Semi-fowler position
a. 1 and 4
b. 1 and 3
c. 2 and 3
d. 3 and 4 - CORRECT ANSWER D
Question 44: Removing the tracheal secretions from your adult patient is difficult when you use -60 mm Hg of vacuum pressure. What should you do?
suction for 20 seconds
suction more frequently
increase the vacuum pressure to -80 mm Hg
change from the central vacuum system to a portable one - CORRECT ANSWER C
Question 45: Your patient is being mechanically ventilated with 60% oxygen and 8 cm H2O of PEEP. Twice her SpO2 and blood pressure have decreased when she was removed from the ventilator for suctioning. What should be recommended to prevent this from happening again?
a. switch to a smaller suction catheter
b. switch to a larger suction catheter
c. increase the PEEP to 10 cm H2O before and after suctioning
d. use a closed-system suction catheter - CORRECT ANSWER D
Question 46: While working the night shift, you are called to intubate an apneic patient. Which of the following would you need for an emergency oral intubation?
1. Laryngoscope handle
2. Stylet
3. Proper laryngoscope blade
4. 10-mL syringe
5. Magill forceps
a. 1 and 2
b. 1, 2, and 5
c. 1, 2, 3 and 4
d. 2, 4, and 5 - CORRECT ANSWER C
Question 47: A patient with a tracheostomy has just returned from a series of x-ray procedures. Suddenly, she develops respiratory distress and cannot breathe. Your attempt to pass a suction catheter through the tracheostomy tube does not work. You should proceed to:
a. attempt to pass a smaller suction catheter
b. remove the tracheostomy tube
c. attempt to ventilate the patient's lungs with a manual resuscitator
d. insert an endotracheal tube - CORRECT ANSWER B
Question 48:Your patient is an 18-year old woman who was found unconscious from a drug overdose. She has severe atelectasis of the left lung caused by lying on her left side for 2 days. Her right lung is normal. She is going to require mechanical ventilation to open the atelectatic areas. What endotracheal tube would you suggest should be used to properly treat the abnormal lung?
a. Double-lumen
b. Standard
c. fenestrated tracheostomy
d. wire-reinforced - CORRECT ANSWER A
Question 49: A conscious patient is recovering from Guillain-Barre syndrome and is able to breathe spontaneously off of the mechanical ventilator for several hours. She currently has a standard 7.5 mm ID tracheostomy tube. to help her weaning process but to enable her to be ventilated at night, what should be done?
a. remove the tracheostomy tube when she is off the ventilator
b. substitute a speaking-type tracheostomy tube
c. replace the current tracheostomy tube with one that is 6.0 mm ID
d. substitute a fenestrated tracheostomy tube - CORRECT ANSWER D
Question 50: Your patient who has a tracheostomy button with attached speaking valve is complaining that it is difficult to breathe. You find that a 12Fr suction catheter cannot be passed through the button. What should be done?
a. place a transtracheal oxygen catheter through the tracheostomy button
b. force a larger suction catheter through the button
c. remove the button and orally intubate the patient
d. remove the speaking valve and assess the patient - CORRECT ANSWER D
Question 51: You are called to the delivery room to assist in the care of a newborn diagnosed with macroglossia. What should a respiratory therapist be prepared to do in this situation?
a. maintain a patent upper airway
b. instill surfactant
c. initiate mechanical ventilation
d. provide supplemental oxygen - CORRECT ANSWER A
Question 52:An unconscious 17-year old patient has arrived in the emergency department. She was involved in an automobile accident, has a neck injury, and is wearing a neck brace. If she were to show signs of an upper airway obstruction, all of the following could be easily used to maintain the airway EXCEPT:
a. oral endotracheal tube
b. nasopharyngeal airway
c. laryngeal mask airway
d. oropharyngeal airway - CORRECT ANSWER A
Question 53: A mechanical percussor is ordered to assist with secretion clearance in a patient receiving CPT. The patient is positioned to drain the posterior basal segments of both lower lobes. The percussor is activated and applied to the patient's lower back. After 1 minute, the patient complains of skin discomfort. What should the respiratory therapist do?
a. have the patient sit up
b. apply oxygen and check the pulse oximeter value
c. increase the speed on the percussor
d. change to another type of pad on the percussor - CORRECT ANSWER D
Question 54: A patient with bilateral pneumonia is positioned for drainage of the lateral and medial segments of her right middle lobe. After 5 min in this position, the patient complains of SOB. the electrocardiogram shows the patient to be having premature ventricular contractions (PVCs). The most likely cause of this is
a. Hypoxemia
b. a full stomach that is causing vagal stimulation
c. increased intracranial pressure
d. increased venous return to the heart - CORRECT ANSWER A
Question 55: You receive an order to perform postural drainage, percussion, and vibration on a 23-year old female patient. The lateral and medial segments for the right middle lobe are among those that need to be treated. You would proceed to:
a. drain, percuss, and vibrate the segments
b. drain and vibrate the segments
c. drain but not percuss or vibrate those segments
d. drain and use a mechanical percussor - CORRECT ANSWER C
Question 56: Your patient has been ordered to start PEP therapy. During the initial instruction and patient practice, you notice that the pressure is 25 cm H2O and the patient's I:E ratio is 1:5. You would proceed to:
a. adjust the PEP device to have the patient exhale through a larger hole
b. have the patient continue but coach him to exhale faster
c. adjust the PEP device to have the patient exhale through a smaller hole
d. add a bronchodilator medication to the PEP device - CORRECT ANSWER A
Question 58: You receive an order to perform postural drainage, percussion, and vibration on a patient. No segments are specified. On reviewing the chest x-ray film, you notice infiltrates in the lower right lung field. You would proceed to treat the following segments:
1. apical
2. lateral basal
3. superior
4. medial
5. posterior basal
a. 2 and 5
b. 3, 4, and 5
c 1 and 4
d. 2, 3, and 5 - CORRECT ANSWER D
Question 59: When a patient's chart is reviewed, it is important to look for contraindications to CPT. They would include all of the following EXCEPT:
a. increased intracranial pressure in a patient with recent head injury
b. recent stroke
c. small vital capacity in a bedridden patient
d. the patient has just eaten - CORRECT ANSWER C
Question 60: To get the best patient results, manual percussion should be performed with
1. the hand cupped
2. a tight, fixed-wrist position
3. the elbows relaxed
4. the hand flat
5. the wrist relaxed
a. 3, 4, and 5
b. 2, 3, and 4
c. 2 and 4
d. 1, 3, and 5 - CORRECT ANSWER D
Question 61:When doing patient rounds, you notice that very little aerosol is going from a large-volume nebulizer to a patient's tracheostomy mask. Which of the following could be the problem?
1. The water level is above the refill line on the nebulizer's reservoir jar.2. The nebulizer is not screwed tightly into the DISS connector on the flowmeter.
3. The nebulizer jet is obstructed.
4. The water level is below the refill line on the nebulizer's reservoir jar.
5. The capillary tube is obstructed.
a. 2, 3, 4, and 5
b. 1 and 2
c. 3 and 4
d. 1 and 4 - CORRECT ANSWER A
Question 61:When doing patient rounds, you notice that very little aerosol is going from a large-volume nebulizer to a patient's tracheostomy mask. Which of the following could be the problem?
1. The water level is above the refill line on the nebulizer's reservoir jar.2. The nebulizer is not screwed tightly into the DISS connector on the flowmeter.
3. The nebulizer jet is obstructed.
4. The water level is below the refill line on the nebulizer's reservoir jar.
5. The capillary tube is obstructed.
a. 2, 3, 4, and 5
b.. 1 and 2
c. 3 and 4
d. 1 and 4 - CORRECT ANSWER A
Question 62: The physician wants a patient with a tracheostomy to inhale room air that is fully saturated at body temperature. The device that you select must be able to meet the following criteria:
1. Deliver 40% relative humidity
2. Deliver 100% relative humidity
3. Provide 47 mm Hg vapor pressure
4. Provide 44 mm Hg vapor pressure
5. Deliver 44 mg/L absolute humidity
a. 2 and 4
b. 1, 3, and 5
c. 1 and 4
d. 2, 3, and 5 - CORRECT ANSWER D
Question 63: Your ultrasonic nebulizer has a flashing couplant indicator light. You notice that the output has decreased from what it was earlier. The most likely problem is
a. too much water in the solution cup
b. too much water in the couplant chamber
c. not enough water in the couplant chamber
d. a loose electrical cable - CORRECT ANSWER C
Question 64: Your patient's small-volume medication nebulizer is not putting out as much aerosol as it was a short time ago. To correct the problem, you would check which of the following?
1. Make sure the fluid level is correct.
2. Make sure the one-way valve is patent.
3. Make sure the jet is patent.
4. Make sure the O2 can flow down the capillary tube.
5. Make sure the fluid can flow up the capillary tube.
a. 1 and 2
b. 1, 3, and 4
c. 2 and 4
d. 1, 3, and 5 - CORRECT ANSWER D
Question 65: The pop-off valve is whistling on your patient's bubble humidifier to a 35% O2 air entrainment mask. What could be the problem?
a. the reservoir jar is not screwed tightly into the top of the humidifier
b. the air entrainment mask should be set at 28% O2
c. the small-bore tubing is pinched
d. the air entrainment mask should be set at 40% O2 - CORRECT ANSWER C
Question 66: An adult patient with chronic bronchitis has a normal temperature. To fully saturate the inhaled air, how much absolute humidity must be provided by the humidifier?
a. 35º C
b. 47 mm Hg
c. 760 mm Hg
d. 44 mg/L - CORRECT ANSWER D
Question 67: An ultrasonic nebulizer would be recommended for aerosol therapy for the following reason:
a. it delivers a wide variety of aerosol droplets
b. its aerosol droplets are between 10 and 20 µm in diameter
c. it delivers a uniform aerosol droplet of about 3µm in diameter
d. it can be used to nebulize bland aerosols and liquid medications into an aerosol - CORRECT ANSWER C
Question 68: A physician calls you to evaluate a 40-year old patient with bronchitis and to make a recommendation for an aerosol delivery system. The patient's breath sounds indicate the presence of large airway secretions. Despite a good cough effort, the patient has difficulty in raising them. What would you recommend?
a. use a hand-held nebulizer with 3 cc of normal saline every 4 hours
b. place the patient into a misent
c. start a continuous ultrasonic nebulizer to an aerosol mask
d. start a cascade-type humidifier to an aerosol mask - CORRECT ANSWER C
Question 69: The physician wants more aerosol inside the mist tent of a 3-year old child. What would be the best way to do this?
a. cut a hole in the top of the tent
b. close the hole on the top of the tent
c. lower the temperature on the refrigeration unit
d. increase the gas flow to the large-volume nebulizer - CORRECT ANSWER D
Question 70: A patient is being given a bronchodilator medication by small-volume nebulizer powered by 5 L/min of O2. While watching the patient breathe, you notice that during each inspiration, the mist disappears from the downstream end of the SVN. What would you recommend?
a. Add 100 mL of aerosol tubing as a reservoir
b. Increase the oxygen flow
c. Decrease the oxygen flow
d. Tell the patient not to breathe so deeply - CORRECT ANSWER A
Question 71: A patient is recovering form a neuromuscular disease and the physician wishes to speed up the process of strengthening his inspiratory muscles. What technique should the respiratory therapist recommend?
a. PFLEX inspiratory muscle trainer
b. maximal inspiratory pressure (MIP)
c. maximal expiratory pressure (MEP)
d. trendelenburg position - CORRECT ANSWER A
Question 72: Your patient has been using an inspiratory muscle training device. He is currently on the third largest of six settings and has been breathing comfortably through it 4 days/week over the past 2 weeks. What would you now recommend that he do?
a. Keep breathing through the same inspiratory hole
b. breathe through the smallest hole
c. braethe through the largest hole
d. breathe through the next smallest hole - CORRECT ANSWER D
Question 73: Your patient has a flow displacement type of IS device. She is attempting but is unable to inhale forcibly through it. What is the most likely problem?
a. the inspiratory tube is obstructed
b. the patient is not really trying
c. the flow resistance is set too high
d. the bellows is in the locked-down position - CORRECT ANSWER A
Question 74: It is recommended that IS be performed how often while the patient is awake?
a. at least 5 times/hr
b. at least 10 times/hr
c. at least 20 times/hr
d. at least 10 times/day - CORRECT ANSWER B
Question 75: A 16-year old postoperative appendectomy patient has clear breath sounds and normal vital signs. What would you recommend to prevent atelectasis?
a. CPAP at 5 cm H2O
d. PEP therapy
c. IPPB
d. IS - CORRECT ANSWER D
Question 76: Your home care patient has a problem with his O2 concentrator and needs to change his H-tank of O2. If his nasal cannula is receiving a flow of 3 L/min and the tank pressure is 1300 psig, how long can the patient receive O2?
a. longer than 22 hours
b. longer than 1300 hours
c. 2 hours
d. longer than 120 hours - CORRECT ANSWER A
Question 77: What is the most likely problem to watch for in a patient with severe COPD who is receiving supplemental O2?
a. pulmonary edema from O2 toxicity
b. hypoventilation
c. retinopathy of prematurity (ROP)
d. hyperventilation - CORRECT ANSWER B
Question 78: Which of the following is the best device for giving 35% oxygen to an alert 2-year old?
a. oxygen tent
b. nasal cannula at 3 L/min
c. simple mask at 3 L/min
d. incubator - CORRECT ANSWER A
Question 79: You are making general rounds in the hospital when you find a patient whose reservoir tubing has fallen off his 40% T-piece. This would result in which of the following?
a. increased inspired O2
b. increased inspired CO2
c. decreased inspired CO2
d. decrease inspired O2 - CORRECT ANSWER D
Question 80: The risks of O2 therapy include all of the following EXCEPT
a. pulmonary O2 toxicity
b. denitrogen absorption atelectasis
c. O2-induced hyperventilation
d. retinopathy of prematurity (ROP) - CORRECT ANSWER C
Question 81: The normal range for the P(a-et)CO2 gradient is
a. <1 torr
b. 1-5 torr
c. more than 15 torr
d. about 40 torr - CORRECT ANSWER B
Question 82: Your patient is known to have advanced COPD. when checking his Vd/Vt ratio, you would expect it to be
a. unaffected by his condition
b. increased
c. normal
d. decreased - CORRECT ANSWER B
Question 83:Calculate a patient's pulmonary artery diastolic-pulmonary capillary wedge pressure (PAd-PCWP) gradient if the PAP is 30/12 mm Hg and the PCWP is 8 mm Hg.
a. 38 mm Hg
b. 12 mm Hg
c. 8 mm Hg
d. 4 mm Hg - CORRECT ANSWER D
Question 84: An adult patient has had a pulmonary artery catheter inserted. A normal PAP pressure in this patient would be
a. 8 mm Hg
b. 25/10 mm Hg
c. 35/15 mm Hg
d. 120/80 mm Hg - CORRECT ANSWER B
Question 85: Capnography will be used to monitor a patient's recovery from anesthesia. What gas should be used for the "zero" calibration?
a. room air for 0% carbon dioxide
b. room air for 21% oxygen
c. 5% carbon dioxide
d. the same concentration of anesthetic gas as used with the patient - CORRECT ANSWER A
Question 86: A patient with a history of congestive heart failure is inadvertently given intravenous fluids of 2000 mL instead of the ordered amount of 200 mL. Which of the following is most likely to be seen?
a. decreased lung markings on chest radiograph
b. increased pulmonary capillary wedge pressure
c. increased PaO2
d. decreased pulmonary artery pressure - CORRECT ANSWER B
Question 87: A 40-year old patient recovering from ARDS is receiving mechanical ventilation with a tidal volume of 650 mL. The patient has an arterial line, a pulmonary arthery catheter, and capnometry for monitoring. The following information is gathered after a change in PEEP level:
PaCo2 43 torr
PaO2 79 torr
PvO2 32 torr
PetCO2 38 torr
PeCO2 22 torr
Calculate the patient's Vd
a. 273 mL
b. 319 mL
c. 338 mL
d. 384 mL - CORRECT ANSWER B
Question 88: When evaluating a patient's stroke volume, which of the following is true?
a it is an indicator of the adequacy of perfusion of the body tissues
b. it is the output of blood for 1 minute
c. it has a range of 50 to 120 mL in the adult
d. it is the resistance to flow - CORRECT ANSWER C
Question 89: The physician wants to know whether a new bronchodilator would be helpful to his patient with asthma. He orders a before and after bronchodilator study. The patient has the following peak flow values: 7.5L/min before the medication and 9.4 L/min after the medication. Calculate her percentage change.
a. 25%
b. 1.25%.
c. -25%
d. 80% - CORRECT ANSWER A
Question 90: Which of the following are true of the PF measurement?
1. It is usually seen at the end of the patient's FVC effort.
2. It increases with height.
3. It increases with age.
4. It decreases with age.
5. It is usually seen at the beginning of the patient's FVC effort.
a. 1, 2, and 3
b. 2, 4, and 5
c. 1, 2, and 4
d. 4 and 5 - CORRECT ANSWER B
Question 91:Your patient has an FEV1% that is calculated to be 80% of his FVC. On the basis of this finding, the patient probably
a. is having an asthma attack
b. has a laryngeal tumor
c. has a fibrotic lung disease
d. is clinically normal - CORRECT ANSWER D
Question 92: A patient weighs 45 kg (100 lb). Her predicted Vt would be
a. 550 mL
b. 450 mL
c. 350 mL
d. 250 mL - CORRECT ANSWER C
Question 93: Calculate a patient's inspiratory time and expiratory time when he has an I:E ratio of 2:1 and a respiratory rate of 15/min
a. 2.7 sec for inspiration and 1.3 sec for expiration
b. 3.3 sec for inspiration and 1.7 sec for expiration
c. 1.3 sec for inspiration and 2.7 sec for expiration
d. 1.7 sec for inspiration and 3.3 sec for expiration - CORRECT ANSWER A
Question 94: To help in the diagnosis of a patient with a questionable history of wheezing and possible asthma, which of the following would be the best test?
a. bronchoprovocation study
b. flow-volume loop
c. before and after bronchodilator study
d. Raw - CORRECT ANSWER A
Question 95:An order is received to perform the following bedside spirometry tests on a patient: tidal volume, FVC, and peak flow. Which device would you take with you to perform these tests?
a. Stead-Wells water-seal spirometer
b. Maximum inspiratory pressure manometer
c. Differential pressure pneumotachometer
d. Body plethysmograph - CORRECT ANSWER C
Question 96: A normal MEFV loop test would show
a. FEF50% less than FIF50%
b. Predicted lung diffusion ability
c. FEF50% greater than FIF50%
d. a normal FRC - CORRECT ANSWER A
Question 97:The predicted FVC value for African Americans is
a. 10% to 15% higher than that for Caucasians
b. The same as for Caucasians
c. 10% to 15% less than that for Caucasians
d. 20% to 25% less than that for Caucasians - CORRECT ANSWER C
Question 98: A patient is brought into the emergency department after being rescued from a house fire. She is unconscious and has facial burns. The physician believes she is suffering from smoke inhalation. What would you recommend as the best way to evaluate her?
a. ABGs analyzed through a CO-oximeter
b. Pulse oximetry
c. ABGs analyzed through a standard blood gas analyzer
d. PtCO2 monitor - CORRECT ANSWER A
Question 99: You are working in the intensive care unit when you notice that an arterial blood sample has been sitting out for 40 min. It was not put in ice-water. You could expect the blood gas analysis to be affected in which ways?
1. Increased PaO2
2. Increased PaCO2
3. Decreased PaO2
4. Decrased PaCO2
5. Increased pH
6. Decreased pH
a. 1, 2, and 6.
b. 3, 4, and 5
c. 2, 3, and 6.
d. 3, 4, and 6 - CORRECT ANSWER C
Question 100: Safety guidelines for the protection of the therapist who is drawing an ABG sample include which of the following?
1. Put a glove on the hand used to draw the sample.
2. Put a glove on the hand with which you feel the pulse.
3. Put gloves on both hands.
4. Wear goggles.
a. 3 and 4
b. 1 and 4.
c. 2 only
d. 3 only - CORRECT ANSWER A
Question 101: An acute rise in PaCO2 level from 40 to 50 torr would result in the following change in pH
a. Rise of 0.10 unit
b. Fall of 0.05 unit
c. Fall of 0.10 unit.
d. Rise of 0.05 unit - CORRECT ANSWER B
Question 102: Interpret the following blood gas drawn from a patient who is breathing 35% O2:
PaO2 86 torr
SaO2 90%
pH 7.29
PaCO2 37 torr
HCO3- 17 mEq/L
BE -8 mEq/L
1. Corrected hypoxemia
2. Uncorrected hypoxemia
3. Compensated metabolic acidosis
4. Uncompensated metabolic acidosis
5. Compensated respiratory acidosis
a. 2 and 4
b. 1 and 4
c. 2 and 5
d. 1 and 3 - CORRECT ANSWER B
Question 103: Interpret the following blood gas drawn from a patient who is breathing 60% O2:
PaO2 72 torr
SaO2 945
pH 7.18
PaCO2 50 torr
HCO3- 18 mEq/L
BE 10 mEq/L
1. Uncorrected hypoxemia
2. Corrected hypoxemia
3. Uncorrected respiratory acidosis
4. Uncorrected metabolic acidosis
5. Combined metabolic and respiratory acidosis
a. 1 and 5.
b. 2 and 5.
c. 2 and 3
d. 2 and 4 - CORRECT ANSWER A
Why do you use a Coude tip for Left Mainstream suctioning? - CORRECT ANSWER It is used for the Left side mainly due to the angle of the suction tip.
What is normal suctioning pressure? - CORRECT ANSWER -80--100
What is time frame for suctioning a patient? - CORRECT ANSWER 10-15 seconds
What is trendeleberg position? - CORRECT ANSWER head down, feet up
What is Sniff position? - CORRECT ANSWER head and neck hyperextended
What would help with putting a patient in sniff position? - CORRECT ANSWER a neck roll
What is Semi-Fowler's position? - CORRECT ANSWER Head elevated 30-45%
What is frustrated tube? - CORRECT ANSWER Fenestrations permit airflow, which, in addition to air leaking around the tube, allows the patient to phonate and cough more effectively
What is macroglossia? - CORRECT ANSWER enlarged tongue [Show Less]