These vessels carry blood toward the heart.
A. Arterioles
B. Capillaries
C. Arteries
D. Venules
Answer: D. Venules
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The renal process whereby substances are selectively transferred from the peritubular blood into the renal tubule is
a. filtration. b. secretion. c. reabsorption. d. excretion. e. none of these answers.
Motor control of the face is the function of the ________ nerve, while sensation from the face is determined by the ________ nerve.
A. trochlear; facial B. facial; glossopharyngeal C. trigeminal; glossopharyngeal D. trigeminal; facial E. facial; trigeminal
The main component of the cytosol is ________.
A) proteins B) sugars C) salts D) water
Hypothetically, if the interstitial endocrine cells of a male were selectively killed off by an environmental toxin, which of the following would occur?
A. His voice would become deeper. B. He would experience increased virility. C. He would experience increased hairiness (hirsutism). D. His testosterone levels would decrease.