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PHLEBOTOMY NATIONAL EXAM (NHA) Exam Questions With Correct Answers
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PHLEBOTOMY NATIONAL EXAM (NHA) Exam Questions With Correct Answers Characteristics imperative to a phlebotomist - answerDependability, honesty, integrity, empathy and compassion, professional appearance, interpersonal skills Circulatory system function - answerdeliver oxygen, nutrients, hormone...

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  • October 20, 2024
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  • 2024/2025
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©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM



PHLEBOTOMY NATIONAL EXAM (NHA)
Exam Questions With Correct Answers


Characteristics imperative to a phlebotomist - answer✔Dependability, honesty, integrity,

empathy and compassion, professional appearance, interpersonal skills


Circulatory system function - answer✔deliver oxygen, nutrients, hormones, & enzymes to cells

and transport cellular waste (CO2) to organs where they can be expelled


The two circulations - answer✔Pulmonary & Systemic


Pulmonary circulation - answer✔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? - answer✔alveoli


Systemic circulation - answer✔carries oxygenated blood from left ventricle throughout the body


Upper chambers of the heart - answer✔right and left atria


lower chambers of the heart - answer✔right and left ventricle


tricuspid valve - answer✔atrioventricular valve, situated between right atrium and right ventricle

, ©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM


**to remember this valve is on the right side of the heart-- people TRY to be RIGHT


pulmonic valve - answer✔semi-lunar valve situated between the right ventricle and the

pulmonary artery


Mitral valve (or bicuspid) - answer✔atrioventricular valve located between the left atrium and

left ventricle


aortic valve - answer✔semi lunar valve situated between the left ventricle and aorta


Flow of blood through the heart - answer✔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 - answer✔Endocardium, myocardium, epicardium


Blood vessels - answer✔arteries, arterioles, capillaries, venules, veins, superior & inferior vena

cavae


aorta, arteries, and arterioles carry_____ blood _______ the heart - answer✔oxygenated & away

from

venules, veins, and superior and inferior vena cave carry _____ blood ________ the heart -

answer✔deoxygenated & back to


The average adult has ______ liters of blood - answer✔5-6

, ©SIRJOEL EXAM SOLUTIONS
10/7/2024 11:03AM


Plasma comprises how much of circulating blood? - answer✔55%


Plasma contains.... - answer✔proteins, amino acids, gases, electrolytes, sugars, hormones,

minerals, vitamins, and water


What percent of plasma is water? - answer✔92%


Formed elements comprise what percent of circulating blood? - answer✔45%


another name for red blood cells... - answer✔Erythrocytes


What makes up the formed elements? - answer✔Red blood cells, White blood cells, and platelets


Another name for white blood cells... - answer✔leukocytes


another name for platelets... - answer✔thrombocytes


What comprises 99% of the formed elements? - answer✔red blood cells (erythrocytes)


Where do blood cells originate? - answer✔stem cells in bone marrow


How many RBCs are in a microliter of blood? - answer✔4.2 to 6.2 million


Normal life span of an RBS is... - answer✔120 days


Function of a leukocyte - answer✔provide the body protection against infection


Amount of WBCs per microliter of blood - answer✔5,000-10,000

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