DAANCE 2023//2024
The T wave on a cardiac monitor tracing is evidence of what change in polarization
Repolarization of the ventricles
What anatomical
... [Show More] surface located at the top of the larynx closes the airway and prevents
foreign bodies from entering the trachea?
Epiglottis
Which of the following structures is most likely to cause obstruction of the airway when
an anesthetized patient is lying in a supine postion?
Tongue
Blood is pumped to the lungs from the heart through which of the following vessels?
Pulmonary artery
Which of the following is the normal sequence for the flow of blood through the heart
and the lungs?
right artium, right ventricle, pulmonary artery, lungs, pulmonary vein, left artirum, left
ventricle, aorta
The small, sac-like structures located at the end of the respiratory tract in which oxygen
and carbon dioxide are exchanged are called
alveoli
Which of the following structures may be involved in a patient who has an upper
respiratory infection?
nose, sinuses, pharynx
The soft tissue valve that covers the larynx and allows food to enter the esophagus is
called the
epiglottis
An artery located in the neck that is redily palpated when looking for a patient's pulse is
the
common carotid
The central nervous system consits of the
bran and spinal cord
Which part of the eye loses its reflex action first during the induction of anesthia?
eyelid
A patient with history of transient ischemic attacks (TIA's) has had a temporary
lessening of
blood supply to the brain
Ischemic heart disease is a result of
decreased blood flow in the coronary arteries
The main purpose of the review of systems is to obtain a carful evaluation of the
patient's
Medical history
A patient who has renal disease would be expected to have diffculty with?
drug excretion
The medical history is NOT used to document the patents
socioeconomic status
The medical history IS used to document
basic medical infomation, the process of evaluating the patient, the patient's
psychological status
Normal blood oxygen saturation in an ASA class 1 ranges from
95%-100%
Which of the following statements about the ASA physical status classification of
patients is FALSE
it allows a surgeon to anesthetize a class 4 patient routinely
Patients with diabetes are at risk for oral and maxillofacial surgery because
they are subject to post-op infections
A patient who has had a myocardial infarcation should wait how many moneths before
having elective surgery?
6
Diazepam (Valium) is used in outpatient oral and maxillofacial surgery to
sedated the patient
Barbiturates are detoxified primarily in the
liver
Rapid administration of anesthetic doses of methohexital (Brevital) can result in
Biccups, tachycardia, Respiratory depression
The reason that methohexital (Brevital) is considered to be ultrashort acting is because
it is
not as highly bound to fat as thiopental
Oxygen is approximately what percent of room air?
20%
Naloxone ( Narcan) is used for
a narcotic antagonist
Recovery from Ketamine (ketalar) anesthetics is sometimes associated with
bad dreams
Local anesthetics containing epinephrine should be used cauntiously in patients who
have
cardiac dysrhythmias
What is a major advantage for using Propofol (Diprivan) over Methohexital (Brevital)
lower incidence of nausea and shorter duration
What is the advantage of using a local anesthetic alone?
The patient doesn''t have to be NPO, Driver is not necessary
In the United States, the standard color for nitrous oxide
blue
Blood pressure levels will most likely be falsely LOW when
an adult arm cuff on a small child
A montioring device that give information about both circulation of blood and ventilatio [Show Less]