NUR968: RBC Physiology & Pathophysiology Exam Study Guide Solutions
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Course
NUR 2024/2025
Institution
NUR 2024/2025
NUR968: RBC Physiology &
Pathophysiology Exam Study Guide
Solutions
__: is the aqueous (water) medium or fluid part of the blood - Ans:-Plasma
What substances are dissolved in plasma? (10) - Ans:-1. Electrolytes
2. Proteins
3. Lipids
4. Carbohydrates
5. Amino acids
6. Vitamins
7. Hormones...
What happens to the metabolic systems of the RBC as they age? - Ans:✔✔-The metabolic systems of the
RBC become progressively LESS ACTIVE as they age thus, the cells become more fragile with age
Many RBCs self-destruct in the __ - Ans:✔✔-Spleen
True or false: Remember that the spleen has capillaries the size of 3 micrometers, thus the RBC must fold
like a taco to squeeze through. This is not a problem if the cell is healthy, but becomes a problem when
the membrane is fragile - Ans:✔✔-True
So how big are the capillaries of the spleen? - Ans:✔✔-3 micrometers
-RBCs are 7 micrometers
-They must fold up & squeeze through
-Not a problem unless the RBC membrane is fragile
What happens when the spleen is removed? - Ans:✔✔-When the spleen is removed, the number of
abnormally old RBC's greatly increase
-As an old RBC becomes frail, it will fall tear apart
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