PHLEBOTOMY NATIONAL EXAM (NHA) QUESTIONS || || || || ||
WITH VERIFIED DETAILED ANSWERS || || ||
Characteristics imperative to a phlebotomist - ✔✔Dependability, honesty, integrity,
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empathy and compassion, professional appearance, interpersonal skills
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Circulatory system function - ✔✔deliver oxygen, nutrients, hormones, & enzymes to
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cells and transport cellular waste (CO2) to organs where they can be expelled
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The two circulations - ✔✔Pulmonary & Systemic
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Pulmonary circulation - ✔✔carries deoxygenated blood from the right ventricle to the
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lungs and returns oxygenated blood from lungs to left atrium
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Where does oxygenation take place in the lungs? - ✔✔alveoli
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Systemic circulation - ✔✔carries oxygenated blood from left ventricle throughout the
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body
Upper chambers of the heart - ✔✔right and left atria
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lower chambers of the heart - ✔✔right and left ventricle
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tricuspid valve - ✔✔atrioventricular valve, situated between right atrium and right
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ventricle
**to remember this valve is on the right side of the heart-- people TRY to be RIGHT
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,pulmonic valve - ✔✔semi-lunar valve situated between the right ventricle and the
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pulmonary artery ||
Mitral valve (or bicuspid) - ✔✔atrioventricular valve located between the left atrium
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and left ventricle
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aortic valve - ✔✔semi lunar valve situated between the left ventricle and aorta
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Flow of blood through the heart - ✔✔Superior and Inferior Vena Cavae< Right
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atrium< tricuspid valve< right ventricle< pulmonic valve< pulmonary artery< lungs<
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pulmonary vein< left atrium< mitral (bicuspid) valve< left ventricle< aorta< rest of
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body
Three layers of the heart - ✔✔Endocardium, myocardium, epicardium
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Blood vessels - ✔✔arteries, arterioles, capillaries, venules, veins, superior & inferior
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vena cavae ||
aorta, arteries, and arterioles carry_____ blood _______ the heart - ✔✔oxygenated
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& away from
|| ||
venules, veins, and superior and inferior vena cave carry _____ blood ________ the
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heart - ✔✔deoxygenated & back to
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The average adult has ______ liters of blood - ✔✔5-6
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Plasma comprises how much of circulating blood? - ✔✔55%
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, Plasma contains.... - ✔✔proteins, amino acids, gases, electrolytes, sugars, hormones,
|| || || || || || || || || ||
minerals, vitamins, and water || || ||
What percent of plasma is water? - ✔✔92%
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Formed elements comprise what percent of circulating blood? - ✔✔45%
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another name for red blood cells... - ✔✔Erythrocytes
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What makes up the formed elements? - ✔✔Red blood cells, White blood cells, and
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platelets
Another name for white blood cells... - ✔✔leukocytes
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another name for platelets... - ✔✔thrombocytes
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What comprises 99% of the formed elements? - ✔✔red blood cells (erythrocytes)
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Where do blood cells originate? - ✔✔stem cells in bone marrow
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How many RBCs are in a microliter of blood? - ✔✔4.2 to 6.2 million
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Normal life span of an RBS is... - ✔✔120 days
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Function of a leukocyte - ✔✔provide the body protection against infection
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WITH VERIFIED DETAILED ANSWERS || || ||
Characteristics imperative to a phlebotomist - ✔✔Dependability, honesty, integrity,
|| || || || || || || || ||
empathy and compassion, professional appearance, interpersonal skills
|| || || || || ||
Circulatory system function - ✔✔deliver oxygen, nutrients, hormones, & enzymes to
|| || || || || || || || || || ||
cells and transport cellular waste (CO2) to organs where they can be expelled
|| || || || || || || || || || || ||
The two circulations - ✔✔Pulmonary & Systemic
|| || || || || ||
Pulmonary circulation - ✔✔carries deoxygenated blood from the right ventricle to the
|| || || || || || || || || || || ||
lungs and returns oxygenated blood from lungs to left atrium
|| || || || || || || || ||
Where does oxygenation take place in the lungs? - ✔✔alveoli
|| || || || || || || || ||
Systemic circulation - ✔✔carries oxygenated blood from left ventricle throughout the
|| || || || || || || || || || ||
body
Upper chambers of the heart - ✔✔right and left atria
|| || || || || || || || ||
lower chambers of the heart - ✔✔right and left ventricle
|| || || || || || || || ||
tricuspid valve - ✔✔atrioventricular valve, situated between right atrium and right
|| || || || || || || || || || ||
ventricle
**to remember this valve is on the right side of the heart-- people TRY to be RIGHT
|| || || || || || || || || || || || || || || ||
,pulmonic valve - ✔✔semi-lunar valve situated between the right ventricle and the
|| || || || || || || || || || || ||
pulmonary artery ||
Mitral valve (or bicuspid) - ✔✔atrioventricular valve located between the left atrium
|| || || || || || || || || || || ||
and left ventricle
|| ||
aortic valve - ✔✔semi lunar valve situated between the left ventricle and aorta
|| || || || || || || || || || || ||
Flow of blood through the heart - ✔✔Superior and Inferior Vena Cavae< Right
|| || || || || || || || || || || || ||
atrium< tricuspid valve< right ventricle< pulmonic valve< pulmonary artery< lungs<
|| || || || || || || || || ||
pulmonary vein< left atrium< mitral (bicuspid) valve< left ventricle< aorta< rest of
|| || || || || || || || || || || ||
body
Three layers of the heart - ✔✔Endocardium, myocardium, epicardium
|| || || || || || || ||
Blood vessels - ✔✔arteries, arterioles, capillaries, venules, veins, superior & inferior
|| || || || || || || || || || ||
vena cavae ||
aorta, arteries, and arterioles carry_____ blood _______ the heart - ✔✔oxygenated
|| || || || || || || || || || ||
& away from
|| ||
venules, veins, and superior and inferior vena cave carry _____ blood ________ the
|| || || || || || || || || || || ||
heart - ✔✔deoxygenated & back to
|| || || || || ||
The average adult has ______ liters of blood - ✔✔5-6
|| || || || || || || || ||
Plasma comprises how much of circulating blood? - ✔✔55%
|| || || || || || || ||
, Plasma contains.... - ✔✔proteins, amino acids, gases, electrolytes, sugars, hormones,
|| || || || || || || || || ||
minerals, vitamins, and water || || ||
What percent of plasma is water? - ✔✔92%
|| || || || || || ||
Formed elements comprise what percent of circulating blood? - ✔✔45%
|| || || || || || || || ||
another name for red blood cells... - ✔✔Erythrocytes
|| || || || || || ||
What makes up the formed elements? - ✔✔Red blood cells, White blood cells, and
|| || || || || || || || || || || || || ||
platelets
Another name for white blood cells... - ✔✔leukocytes
|| || || || || || ||
another name for platelets... - ✔✔thrombocytes
|| || || || ||
What comprises 99% of the formed elements? - ✔✔red blood cells (erythrocytes)
|| || || || || || || || || || ||
Where do blood cells originate? - ✔✔stem cells in bone marrow
|| || || || || || || || || ||
How many RBCs are in a microliter of blood? - ✔✔4.2 to 6.2 million
|| || || || || || || || || || || || ||
Normal life span of an RBS is... - ✔✔120 days
|| || || || || || || || ||
Function of a leukocyte - ✔✔provide the body protection against infection
|| || || || || || || || || ||
