The most important rule to remember when using a centrifuge - ANSWER-Always balance the tunes placed inside
Which would cause urine to appear hazy or
... [Show More] cloudy - ANSWER-All (mucus, bacteria, amorphous crystals)
In general the intensity of urine color reflects - ANSWER-The concentration
A genitourinary tract infection would primarily be evidenced by a microscopic containing many - ANSWER-White blood cells
When performing a microscopic, the evaluation of each element present in the urinary sediment is based upon the - ANSWER-Average number in ten fields
The appropriate Guage needle to use when performing phlebotomy of veins in the forearm is - ANSWER-20 or 21 Guage
When doing a red cell count, the factor by which the cells counted are multiplied is - ANSWER-10,000
The packed RBC volume is known as the hematocrit. The hematocrit reading is low in cases of - ANSWER-Anemia
When focusing the microscope, one should begin with which objective - ANSWER-10X
The lenses of the microscope should be cleaned with - ANSWER-Lens paper
When using a microscope with a 10X ocular and the 40X objective in place, the total magnification is - ANSWER-400X
When performing a microscopic urinalysis, red and white blood cells are reported per - ANSWER-HPF
The macroscopic examination of urine consists of - ANSWER-Observing the color and character
The pH of a urine sample is checked to determine - ANSWER-Acidity or alkalinity
Upon microscopic examination of urine, a UTI would be indicated by the presence of - ANSWER-White blood cells
If a patient begins to feel faint during a venipuncture procedure, you should - ANSWER-Have the patient put their head between their knees and hold smelling salts under their nose
When using a standard white blood cell pipette for determining a WBC count, the blood is drawn to the 0.5 mark. The diluting fluid is then drawn to the - ANSWER-11 mark
When using a standard white blood cell pipette for determining a white blood cell count, the total number of cells counted is multiplied by - ANSWER-50
When performing a differential white blood cell count, a basophil will be recognized by - ANSWER-large blue to purple staining granules
The white blood cell most often seen when performing a differential is - ANSWER-segmented neutrophil
When a venipuncture is performed using a lavender top vacutainer tube, the sample - ANSWER-is commonly used for hematology testing
The most common bacteriology stain is - ANSWER-gram stain
Microscopically, an organism determined to be staphlyococcus appears - ANSWER-round and grouped in clusters
Sensitivity testing is - ANSWER-Both - done to determine the drug of choice, and commonly done on Mueller-Hinton agar
The most common positions for chest x-rays are - ANSWER-PA and lateral
The substance used to prevent x-ray exposure is - ANSWER-lead
Gram staining is done to determine - ANSWER-Whether a bacteria is gram positive or gram negative
On a normal ECG tracing, the first wave to show downward deflection is - ANSWER-Q wave
The purpose for applying paste or jelly when running an ECG is to reduce - ANSWER-skin resistance
The first sound heard when taking blood pressure is - ANSWER-systolic pressure
A counting chamber utilized in manual microscopic methods is called a - ANSWER-hemacytometer
Normal oral temp is 98.6F . The equivalent Celsius temp is - ANSWER-37.0C
Active immunity will be produced when - ANSWER-The antigens or microorganisms are injected into the patient
When autoclaving surgical instruments, the timing period begins when - ANSWER-adequate pressure has built up and the proper temp has been reached
Large amounts in injectable medication, at least 2ml or more, are given - ANSWER-intramuscularly
Hot packs are a form of physical therapy that provides - ANSWER-superficial heat & moist heat
Ultrasound waves are disrupted by - ANSWER-air & gas
Which of the following is NOT a common part to all needles - ANSWER-rounded point
Syringes are generally graduated in - ANSWER-mL and cc
IPPB is used in the treatment of - ANSWER-pneumonia, emphysema, COPD
Hemostatic forceps - ANSWER-clamps off small vessels and bleeders
The largest white blood cells are the - ANSWER-monocytes
The universal donor is blood type - ANSWER-O
Which of the following needles has the widest lumen (19,21,22,25 gauge) - ANSWER-19 gauge
The nerve to be concerned about when giving an injection into the buttocks is - ANSWER-sciatic
An injection into the tissues between the skin and muscle is called - ANSWER-subcutaneous
Size of the needle is expressed by - ANSWER-gauge numbers
GTT is a test for - ANSWER-sugar metabolism
Hemostats are a type of - ANSWER-forceps
What is the longest time a tourniquet should remain on the patients arm - ANSWER-1 minute
An erythrocyte us also known as - ANSWER-red blood cell
A leukocyte is also known as a/an - ANSWER-white blood cell
A urine test usually require between ___ and ___ mL of the specimen - ANSWER-30-50
What are the two types of direct examination using a microscope to identify microorganisms - ANSWER-wet mount and KOH mount
The most common device for obtaining cultures is a sterile swab - ANSWER-true
The most reliable and timely method of transporting microbiologic specimens is pickup by the lab - ANSWER-true
An etiologic agent refers to a living microorganism or its toxin that may cause human disease - ANSWER-true
When preparing a wet mount, mix a small amount of the specimen with a drop of 0.9% sodium chloride on a glass slide - ANSWER-true
The optimal temp to promote growth of bacteria in a culture medium is 37C (98.6F) - ANSWER-true
A medical assistant needs additional training to be able to perform microbiologic tests, such as sensitivity tests, and to interpret cultures of specimens - ANSWER-true
A quality control system is an ongoing system to evaluate the quality of medical care that is provided - ANSWER-true
The process of blood cells clumping together to form a clot is called - ANSWER-coagulation [Show Less]