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Biology, 26.07.2019 02:40, Fangflora3
All of the following contribute to the movement of venous blood except a. ventricular systole b. pressure changes in the thorax c. venous valves d. activity of skeletal muscles e. neural control over venoconstriction
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All of the following contribute to the movement of venous blood except a. ventricular systole b. pre...
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