The kidneys are the primary organs of homeostasis because they
A. maintain water-electrolyte and acid-base balance.
B. maintain acid-base balance.
C. recycles red blood cells.
D. maintain water-electrolyte balance.
E. synthesize high energy carbohydrates.
Answer: A
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Most of the small intestine is in the
A. peritoneal cavity. B. anterior pararenal space. C. perirenal space. D. posterior pararenal space.
Which of the following is not a synovial joint?
A) Hinge B) Condylar C) Symphysis D) Ball-and-socket
Which of the following is not true of testosterone?
A. It is a major male sex hormone. B. It is produced by the sustentacular cells in the seminiferous tubules. C. It has a significant effect on sex drive. D. It is responsible for the development of secondary sexual characteristics. E. All of these are true of testosterone.
Sweat glands can also secrete ________, which stimulates vasodilation of skin arterioles to help reduce body temperature.
A. nitric oxide B. adenosine C. prostaglandin E2 D. bradykinin