Questions and CORRECT Answers
Which of the following is the best example of homeostasis? - CORRECT ANSWER -
Regulation and body temperature
The concentration of physiological saline is? - CORRECT ANSWER - 0.85%
Which of the following pipettes is the most accurate? - CORRECT ANSWER - Volumetric
pipette
Hypersecretion of insulin would result in? - CORRECT ANSWER - Hypoglycemia
Deoxygenated blood is pumped into the? - CORRECT ANSWER - Pulmonary circulation
The semi-lunar valves: - CORRECT ANSWER - Guard the bases of the two large arterise
leaving the ventricles and are known as the pulmonary and aortic semilunar valves.
After pulmonary circulation, the blood is received by? - CORRECT ANSWER - Left
atrium
When you have a STAT request you should perform the test: - CORRECT ANSWER -
Immediately
If you use a to contain" pipette, you should? - CORRECT ANSWER - Rinse it to make
sure all of the content is delivered
The valve located between the right atrium and the right ventricle is the? - CORRECT
ANSWER - Mitral valve
,The electrical conductivity of distilled or deionized water is? - CORRECT ANSWER -
Low
In order to deliver the total volume form the pipette which has a frosted ring near the colour
code, you will? - CORRECT ANSWER - Blow out the last drop
Which sample should be processed as STAT first? - CORRECT ANSWER - Blood gas
Which of the following is not a cardiac enzyme? - CORRECT ANSWER - Alkaline
phosphatase
VMA is used to test for? (24hr urine-breakdown) - CORRECT ANSWER - Epinephrine
metabolism
Which of the following has valves? - CORRECT ANSWER - Veins
The specimen commonly used for 17-ketosteroids is? (male hormone steroids) - CORRECT
ANSWER - 24-hour urine
For an accurate cholesterol test the patient should? - CORRECT ANSWER - -Fast
overnight
-Follow a normal diet 1 week before the test
-Be restricted from alcohol for 24 hours prior to the test
-Be restricted from lipid lowering drugs
CPK can be found in? - CORRECT ANSWER - The brain
The muscles
The heart
,Xylose tolerance test is primarily tested for? - CORRECT ANSWER - Absorption ability
of the small intestine
Which of the following could not be considered as a source of error in micro-hematocrit tests? -
CORRECT ANSWER - Not Haemolysed specimen
Not Hemoconcentrated specimen
Not Overfilling the capillary tube
Not Overfilling the vacuum tube
What is the right answer?
The normal life span of the erythrocyte is? - CORRECT ANSWER - 120 days
Leaving the urine for prolonged time will increase? - CORRECT ANSWER - Bacteria
Hemoconcentration can be caused by? - CORRECT ANSWER - Tourniquet which is left
on the patient too long
Whole blood is defribrinated by? - CORRECT ANSWER - Glass beads
The basic dye in Romanowsky staining is? - CORRECT ANSWER - Methylene blue
Supravital stain is used for? - CORRECT ANSWER - Reticulocyte count
Which of the following does not have a nucleus? - CORRECT ANSWER - RBC count
Platelet
Which of the following tests are not part of a CBC profile? - CORRECT ANSWER - Not
Leukocyte count
Not Hb estimation
, Not Differential cell count
Not RBC count
The counting chamber used for the RBC count is the? - CORRECT ANSWER -
Hemocytometer
The pH of blood is? - CORRECT ANSWER - Slightly alkaline
The anticoagulant used in a CBC profile is? - CORRECT ANSWER - EDTA
Which of the following should not be considered as a source of error in an ESR? - CORRECT
ANSWER - Using blood form an EDTA tube
A decrease in the size of the erythrocyte is known as? - CORRECT ANSWER -
Microcytosis
Which of the following anticoagulant does not react with calcium to prevent clotting? -
CORRECT ANSWER - Heparin
When blood clots, the fluid that remains after separation of the clot is called? - CORRECT
ANSWER - Serum
Which of the following does not belong to the granulocytic series? - CORRECT
ANSWER - Lymphocytes
The buffer solution used in the Wright's stain procedure should have a precise range. Which pH
value is satisfactory? - CORRECT ANSWER - 6.4
The cytoplasm of the eosinophilic segmented cells after Wright's stain contains? - CORRECT
ANSWER - Large coarse re-orange granules