Bio 139 KCTCS- Exam 1 (2025/2026) Updated: EXAM QUESTIONS WITH ACCURATE ANSWERS | GET IT RIGHT!!

Bio 139 KCTCS- Exam 1 (2025/2026) Updated: EXAM QUESTIONS WITH
ACCURATE ANSWERS | GET IT RIGHT!!

1. What are the Transportation, Regulation, and Protection
three functions
of RBC?

2. What do RBCs Gases (Oxygen and Carbon Dioxide)
Transport? Nutrients/Waste
Hormone

3. What do RBCs Body Temp
Regulate? Body pH
Fluid Balance

4. What do RBCs Bleeding/Trauma
Protect against? Infection/Invasion

5. Describe sepa-
rated blood




6. Hematocrit the ratio of the volume of red blood cells to the total volume of blood

7. Normal hemat- 42% - 47%
ocrit value

8. Normal pH of 7.35-7.45
Blood

9. Adult blood vol- 5 liters
ume




, Bio 139 KCTCS- Exam 1 (2025/2026) Updated: EXAM QUESTIONS WITH
ACCURATE ANSWERS | GET IT RIGHT!!

10. Why does the col- Oxygen Saturation
or of blood vary

11. What component Erythrocytes (RBC)
of blood con-
tributes the most
to blood viscosity

12. The diffusion of Osmosis
water across a
selectively per-
meable mem-
brane is called

13. Plasma 55% of blood

14. What % of plas- 92%
ma is water?

15. What % of plas- 7%
ma is protein?

16. What % of plas- 1%
ma is other
solutes?

17. proteins in plas- albumins 58%
ma globulins 37%
fibrinogen 4%
regulatory proteins <1%

18. solutes in blood -waste (urea & ammonia)
plasma -electrolytes (salts dissolved in solution)