Exam (elaborations)
PCT NHA.QUESTIONS WITH SOLUTIONS
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Exam of 16 pages for the course nha at nha (PCT NHA)
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PCT NHA1. The lavender-topped tube contains:
a. No additive
b. SPS
c. Na+ citrate
d. EDTA - answerd. EDTA
1. The additive in a gray-topped tube is:
a. K+ oxalate
b. Na+ citrate
c. EDTA
d. None of the above - answera. K+ oxalate
1. Which of the needle has the largest gauge?
a. 16 g
b. 20 g
c. 21 g
d. 25 g - answera. 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 - answerc. 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 - answerc. 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 - answerb. 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 - answerb. 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 - answerd. 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 - answerd. 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 - answerb. 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 - answera. 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 - answerc. 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 - answerb. 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 - answerb. 25 mm/sec
1. Which of the following structures separates the right atrium from the right ventricle?
a. Aortic valve
b. Mitral valve
c. Bicuspid valve
d. Tricuspid valve - answerd. Tricuspid valve
1. The approximate time for one cardiac cycle is
a. 1.0 sec
b. 0.25 sec
c. 0.8 sec
d. 0.08 sec - answerd. 0.08 sec
1. The lower chambers of the heart are the
a. Ventricles
b. Atria
c. Septum
d. Apex - answera. Ventricules
1. A term that means "deficiency of red blood cells" is
a. Erythocytopenia
b. Atheroma
c. Erythrocytosis
d. Hematemesis - answera. Erythopenia
1. The term thrombophlebitis means
a. Pain in a vessel
b. Inflammation of a vein in the presence of a clot
c. Clotting cell
d. None of the above - answerb. Inflammation of the vein in the presence of a clot
1. The term angioedema means
a. Swelling of an artery
b. Narrowing of the aorta
c. Swelling of a vessel
d. Rupture of a lymphatic vessel - answerc. Swelling of a vessel
1. Which of the following is the proper conduction sequence:
a. SA node -> AV node -> bundle of His -> Purkinje fibers
b. AV node -> SA node -> Purkinje fibers -> bundle of His
c. SA node -> bundle of His -> Purkinje fibers -> AV node
d. SA node -> AV node -> Purkinje fibers -> bundle of His - answera. SA node -> AV
node-> Bundle of His-> Purkinje fibers
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