RPT practice test (AMT certification) 200 QUESTIONS WITH COMPLETE SOLUTIONS

The process by which complex substances are broken down into simple substances is called Correct Answer: Catabolism When a patient develops syncope during a venipuncture, the phlebotomist should first: Correct Answer: remove the tourniquet and needle and then call for help. Which substance has a higher concentration in capillary blood than in venous blood? Correct Answer: Glucose is normally higher in capillary blood compared to venous blood and Potassium, Calcium and Total Protein are normally lower If a patient is critical or an antibiotic needs to be given right away, and two blood culture sets are collected Correct Answer: When more than one set of blood cultures are ordered to be collected at the same time, the second set should be obtained from a separately prepared site on the opposite arm if possible When performing a capillary blood collection, the first blood drop is wiped away because Correct Answer: the first drop typically has more tissue fluid Why is it necessary to wipe the first drop of blood away when performing a capillary procedure? Correct Answer: to eliminate excess tissue fluid;To reduce interstitial fluid contamination The color-coded tube that is most frequently associated with coagulation tests is Correct Answer: light blue How far above the venipuncture site should the tourniquet be wrapped around the arm? Correct Answer: 3 to 4 inches How long should a tourniquet be placed around a patient's arm? Correct Answer: No more than one minute When is a phlebotomist allowed to perform a venipuncture on an ankle vein? Correct Answer: When all other options have been exhausted and the physician has given approval Prior to bandaging the puncture site the phlebotomist should Correct Answer: examine the site for bleeding During venipuncture, a hematoma may result from which of the following? Correct Answer: Needle bevel is partially inserted into a vein Alcohol should be allowed to dry completely prior to skin puncture to Correct Answer: prevent lysis of red blood cells