When smooth muscles in the walls of the arteries are stimulated to contract,
A. viscosity increases.
B. blood pressure decreases.
C. blood pressure increases.
D. peripheral resistance decreases.
Answer: C
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During exercise, the heart rate ________
A) increases to a set "exercise rate" B) decreases in inverse relation to the exertion involved C) increases proportional to the exertion involved D) decreases slightly, but the contractions are stronger
Which of the following structures passes through the opening labeled 2 in the diagram?
a) internal carotid artery b) mental nerve c) cranial nerve XI (accessory) d) branch of the occipital artery e) cranial nerve VII (facial)
Receptors for the general senses are found
A) in a few clusters. B) throughout the visceral organs. C) only in the integumentary system. D) widely distributed throughout the body.
____________________ serves as the final electron acceptor in the electron transport system
Fill in the blank(s) with correct word