ACCURATE ANSWERS INCLUDED
◍ 1. The additive in a gray-topped tube is:
a. K+ oxalate
b. Na+ citrate
c. EDTA
d. None of the above. Answer: a. K+ oxalate
◍ 1. Which of the needle has the largest gauge?
a. 16 g
b. 20 g
c. 21 g
d. 25 g. Answer: a. 16 g
◍ 1. Which of the following gauge needle is used for the typical adult
venipuncture?
a. 23 g
b. 16 g
c. 21 g
d. 25 g. Answer: c. 21 g
◍ 1. The venipuncture equipment that consists of a needle attached to
a plastic tubing is known as:
,a. Syringe
b. Evacuated tube
c. Winged infusion set
d. Micro-collection container. Answer: c. Winged infusion set
◍ 1. All of the following are true about winged infusion sets
EXCEPT:
a. Commonly referred to as a butterfly
b. Comes in needles sizes of 16g and 18g
c. Used on fragile veins
d. Preferred over a syringe. Answer: b. Comes in needles sizes of 16g
and 18g
◍ 1. You are about to draw a FBG on a patient and the patient states
that he took his medications with some orange juice this morning.
What would you do next?
a. Draw the patient's blood
b. Explain to the patient that you cannot draw his blood without
speaking to his physician first
c. Tell the patient to call his physician immediately
Ask the patient to leave and come back tomorrow. Answer: b. Explain
to the patient that you cannot draw his blood without speaking to his
physician first
◍ 1. Which of the following actions is incorrect when performing a
dermal puncture?
,a. Using a 2.0 mm lancet on a child
b. Puncturing the plantar surface of the heel
c. Allowing the alcohol to dry onsite prior to puncture
d. Collecting the first drop of blood. Answer: d. Collecting the first
drop of blood
◍ 1. The function of veins is to:
a. Carry oxygen-rich blood to the heart
b. Facilitate the exchange of oxygen-rich blood and deoxygenated
blood
c. Carry deoxygenated blood away from the heart
d. Carry deoxygenated blood to the heart. Answer: d. Carry
deoxygenated blood to the heart
◍ 1. The function of arteries is to:
a. Facilitate the exchange of oxygen-rich blood and deoxygenated
blood
b. Carry oxygen-rich blood away from the heart
c. Carry deoxygenated blood to the heart
d. Pump blood to all parts of the body. Answer: b. Carry oxygen-rich
blood away from the heart
◍ 1. The average heart rate is:
a. 72 bpm
b. 62 bpm
, c. 82 bpm
d. 92 bpm. Answer: a. 72 bpm
◍ 1. Which of the following actions should the PCT take if the
baseline of the ECG is off center?
a. Adjust the standardization button
b. Adjust the sensitivity
c. Adjust the stylus (although ECG machines no longer have styluses)
d. Adjust the paper feeder. Answer: c. Adjust the stylus (although
ECG machines no longer have styluses)
◍ 1. Which of the following is the inner layer of the heart?
a. Pericardium
b. Endocardium
c. Epicardium
d. Myocardium. Answer: b. Endocardium
◍ 1. What is the universal standard for recording an ECG?
a. 20 mm/sec
b. 25 mm/sec
c. 30 mm/sec
d. 35 mm/sec. Answer: b. 25 mm/sec