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1. Study of blood cells Hematology
2. The human body possesses about ______ of blood. 5 Liters
3. Once blood is pumped out of the heart, it takes ______ 20-30 seconds
to make a complete trip through circulation and re-
turn to the heart.
4. Blood transports oxygen from the lungs to the tissues Carbon dioxide
and clears tissues of ______.
5. When whole blood is centrifuged down, it is made up 3
of _____ components.
6. Plasma makes up about _____ of the total blood. 55%
7. ______ is the liquid component of blood, in which RBCs, Plasma
WBCs, and platelets are suspended.
8. Plasma consists mostly of what? Dissolved salts (elec-
trolytes) and proteins
9. The buffy coat makes up about _____ of the total blood. Less than 1%
10. The buffy coat contains ______. WBCs and platelets
11. RBCs make up around ______ of the total blood. 45%
12. 1 WBC : _____ RBCs 650
13. 1 Platelet : ______ RBCs 20
14. What test is ordered on nearly everyone who visits a Complete blood count
physician or is admitted to the hospital?
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, Hematology - Exam 1 - RBC
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15. Scientific term for the cell's appearance (color, size, Morphology
shape, cytoplasmic inclusions, and nuclear conden-
saton.
16. RBCs exist in peripheral circulation for _____. 120 days
17. RBCs lack a nucleus, mitochondria, and are unable to Protein
synthesize ______.
18. RBC have more surface area than ____ which creates a Volume
soft, pliable cell.
19. Reddish protein that gives RBCs its color Hemoglobin
20. What size are RBCs? 6-8 microns
21. RBC's central pallor occupies how much of their cen- 1/3
ter?
22. RBCs have a mean volume of what? 90 femtoliters
23. In addition to carrying oxygen and carbon dioxide to Glucose, fats, and proteins
and from all tissues, RBCs transport _____.
24. RBCs move wastes from the tissues to the ______. Liver and kidneys
25. _____ is used by cells to produce energy that the body Oxygen
needs, leaving _____ as a waste product. Carbon dioxide
26. When the removal of RBC's from the blood is in- Anemia
creased and cannot be compensated for by an in-
crease in bone marrow production
27. The loss of oxygen-carrying capacity when the deliv- Anemia
ery of RBC's to circulation is decreased
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