EXSS 276 Exam Questions And Answers
2025 Update.
Which of the following does not describe a physiological role of blood? - Answer✔A. Gas
transport
*B. Gas exchange*
C. Temperature regulation
D. Protection against infection
Blood plasma consists mostly of: - Answer✔Water
Which of the following is/are true regarding hemoglobin? - Answer✔It makes up approximately
1/3 of a red blood cell's weight
Which of the following factor(s) may lead to increased erythropoiesis? - Answer✔- Injecting
large doses of synthetic erythropoietin
- Increased tissue demands for oxygen, stimulated by aerobic exercise training.
- Spending several weeks in the Rocky Mountains
What is the first step in the process of hemostasis (intrinsic)? - Answer✔Vascular spasm or a
lesion to a vessel
The medical condition that is characterized, in one way, by a decreased number of erythrocytes
is called: - Answer✔Anemia
Individuals with Type O- blood are considered "universal donors" because: - Answer✔Their red
blood cells contain neither the A antigen, the B antigen, nor the Rh antigen.
Which of the following is true regarding the coronary circuit (blood vessels)? - Answer✔- It is
the branch of circulation that provides blood to the heart itself
- Complete obstruction of a coronary artery can lead to a myocardial infarction.
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