Questions with 100% Correct Answer
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1. Characteristics imperative to a phlebotomist - ANSWER Dependability,
honesty, integrity, empathy and compassion, professional appearance,
interpersonal skills
2. Circulatory system function - ANSWER deliver oxygen, nutrients,
hormones, & enzymes to cells and transport cellular waste (CO2) to organs
where they can be expelled
3. The two circulations - ANSWER Pulmonary & Systemic
4. Pulmonary circulation - ANSWER carries deoxygenated blood from the
right ventricle to the lungs and returns oxygenated blood from lungs to left
atrium
5. Formed elements comprise what percent of circulating blood? - ANSWER
45%
6. another name for red blood cells... - ANSWER Erythrocytes
7. What makes up the formed elements? - ANSWER Red blood cells, White
blood cells, and platelets
8. Another name for white blood cells... - ANSWER leukocytes
,9. another name for platelets... - ANSWER thrombocytes
10.What comprises 99% of the formed elements? - ANSWER red blood cells
(erythrocytes)
11.Where do blood cells originate? - ANSWER stem cells in bone marrow
12.How many RBCs are in a microliter of blood? - ANSWER 4.2 to 6.2
million
13.Normal life span of an RBS is... - ANSWER 120 days
14.Function of a leukocyte - ANSWER provide the body protection against
infection
15.Amount of WBCs per microliter of blood - ANSWER 5,000-10,000
16.leukocytosis - ANSWER increase in WBCs
17.leukocytosis is seen when? - ANSWER cases of infection and leukemia
18.leukopenia - ANSWER decrease in WBCs
19.leukopenia is seen when? - ANSWER viral infections or chemotherapy
,20.Five types of WBCs - ANSWER neutrophils, lymphocytes, monocytes,
eosinophils, basophils
21.Average number of platelets per microliter of blood - ANSWER 140,000-
440,000
22.Hemostasis - ANSWER process by which blood vessels are repaired after
injury
23.Where does oxygenation take place in the lungs? - ANSWER alveoli
24.Systemic circulation - ANSWER carries oxygenated blood from left
ventricle throughout the body
25.Upper chambers of the heart - ANSWER right and left atria
26.lower chambers of the heart - ANSWER right and left ventricle
27.tricuspid valve - ANSWER 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
28.pulmonic valve - ANSWER semi-lunar valve situated between the right
ventricle and the pulmonary artery
29.Mitral valve (or bicuspid) - ANSWER atrioventricular valve located
between the left atrium and left ventricle
, 30.aortic valve - ANSWER semi lunar valve situated between the left ventricle
and aorta
31.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
32.Three layers of the heart - ANSWER Endocardium, myocardium,
epicardium
33.Blood vessels - ANSWER arteries, arterioles, capillaries, venules, veins,
superior & inferior vena cavae
34.aorta, arteries, and arterioles carry_____ blood _______ the heart -
ANSWER oxygenated & away from
35.venules, veins, and superior and inferior vena cave carry _____ blood
________ the heart - ANSWER deoxygenated & back to
36.The average adult has ______ liters of blood - ANSWER 5-6
37.Plasma comprises how much of circulating blood? - ANSWER 55%
38.Plasma contains.... - ANSWER proteins, amino acids, gases, electrolytes,
sugars, hormones, minerals, vitamins, and water