During heavy exercise the cardiac output (CO) increases upto five fold while pulmonary aerial pressure rises very little. This physiological ability of the pulmonary circulation is best explained by:
During heavy exercise the cardiac output (CO) increases upto five fold while pulmonary aerial pressure rises very little. This physiological ability of the pulmonary circulation is best explained by:
💡 Explanation
During heavy exercise the cardiac output (CO) increases upto five fold while pulmonary aerial pressure rises very little. This physiological ability of the pulmonary circulation is best explained by:
✓ Correct Answer: A. Increase in the number of open capillaries
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