Cardiovascular Physiology | MCQs
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A. one way venous valves
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B. skeleton muscle pump
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C. parasympathetic stimulation
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D. taco-abdominal pump
Explanation
The mechanism that is not primarily involved in promoting venous return is Parasympathetic stimulation.
Parasympathetic stimulation influences the heart rate and, to some extent, vascular tone
It mainly affects cardiac function rather than the mechanisms involved in returning blood to the heart from the periphery.
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