When a person rises quickly from a sitting position,
A) venous return is decreased.
B) heart rate is reflexly elevated.
C) the carotid baroreceptors become less active.
D) reflex vasoconstriction of peripheral blood vessels occurs.
E) all of the above
Correct Answer:
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Q19: Fear can result in
A) increased stimulation of
Q20: RBCs move single file through this structure.
A)
Q21: Which of the following is greater?
A) stroke
Q22: When will the blood pressure be greater?
A)
Q23: These vessels may be continuous or fenestrated.
A)
Q25: During exercise
A) venous return increases.
B) vasodilation occurs
Q26: To defend blood volume against dehydration, the
Q27: Which of the following would you expect
Q28: Capillaries that have a complete lining are
Q29: The vessel that receives blood from the
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