The mechanism that ensures that the volume of blood discharged from the heart is equal to the volume entering its chambers is described by ________ law of the heart.

A. Frank-Starling's
B. Boyle's
C. Dalton's
D. Newton's


Answer: A

Anatomy & Physiology

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When extreme temperature changes a protein's shape so much that it can no longer perform its usual function, that change is known as ________.

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

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PTH acts to raise blood calcium levels.

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

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Which gland produces most of the semen?

A. The seminal vesicle B. The prostate C. The vestibular gland D. The areolar gland E. The bulbourethral gland

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Which salivary gland empties into the oral vestibule at the level of the second upper molar?

A. Maxillary B. Sublingual C. Palatine D. Parotid E. Submandibular

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