Questions: Sections 1-8 (Latest Update
) Questions & Answers {Grade
A} 100% Correct
Which organ system detects changes to the body and directs a response? - correct
answer Nervous.
Which organ shrinks after puberty? - correct answer Thymus.
What is the main detoxification organ of the body? - correct answer Liver.
Which organ filters blood and removes worn-out red blood cells from the
bloodstream? - correct answer Spleen.
Which organ conjugates bilirubin? - correct answer Liver.
,Which organ regulates the level of carbon dioxide in the body? - correct answer Lungs.
What does adipose tissue store? - correct answer Fat.
Where are used lancets discarded? - correct answer Sharps container.
What does an antiglycolytic agent do? - correct answer Prevent a specimen from
clotting.
What is EDTA? - correct answer An anticoagulant.
Which of these specimens would most likely be rejected for testing? - correct answer
A hemolyzed potassium specimen.
,What is the centrifuge duration for separating serum from blood? - correct answer 5-
10 minutes.
Which of the following can cause hemolysis in a blood sample? - correct answer
Shaking the sample vigorously.
Which of these is a pre-analytical quality indicator? - correct answer Number of
improperly labelled samples.
Which specimen is needed for the glycosylated hemoglobin test? - correct answer
Whole blood.
When is the best time to collect a sputum specimen? - correct answer Just after the
patient wakes up.
, Where is the first choice for an arterial puncture? - correct answer The thumb side of
the wrist.
Which of these is an acceptable needle gauge for an arterial puncture? - correct
answer 18.
When performing a radial artery puncture, at what angle should the needle enter the
skin? - correct answer 30-45 degrees.
Which action is NOT performed during quality control of a glucometer? - correct
answer Insert a test strip into the glucometer.
Where is a suitable site for skin puncture on a newborn? - correct answer The heel.