Venous return is affected by

a. the cardiac suction effect.
b. the respiratory pump.
c. the skeletal muscle pump.
d. none of these.
e. all of these.


E

Anatomy & Physiology

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Answer the following questions true (T) or false (F)

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Anatomy & Physiology

The thymus, spleen, and tonsils are principal organs of the ________ system.

A. respiratory B. muscular C. lymphatic D. endocrine E. circulatory

Anatomy & Physiology

Which of the following describes the function of C cells?

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Anatomy & Physiology

If the gonads fail to develop very early during human development, the contributions of which germ layer may be deficient?

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Anatomy & Physiology