Which of the following does NOT have an immediate effect on the stroke volume of the heart?

A. pH of the blood
B. Concentration of electrolytes around cardiac muscle cells
C. Strength of contraction of the ventricles
D. Venous return to the right atrium


Answer: A

Anatomy & Physiology

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Fill in the blank(s) with the appropriate word(s).

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A) cellulose B) glucose C) starch D) saturated fat

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Indicate whether the statement is true or false.

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