If a human cell is placed into solution X, containing water and a nonpenetrating solute, then
a. water will diffuse into solution X until the cytosol and solution X are isotonic.
b. water will diffuse across the membrane until a state of equilibrium is established.
c. water will diffuse into the cell until stopped by an opposing hydrostatic pressure in the cytosol.
d. neither the cell nor solution X will experience a net gain of water.
e. it is not possible to predict what will happen.
E
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Melanocyte-stimulating hormones
a. are responsible for the deposition of melanin in the skin during the process of tanning. b. are not present in significant amounts in adult humans. c. are present in varying amounts in races of different skin color. d. are important for color adaptations associated with camouflage in certain lower vertebrates. e. are produced in the thyroid gland.
Which is TRUE about gastric motility?
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The primary storage site for sperm is the seminal vesicles
Indicate whether the statement is true or false.
Lymphatic trunks collect lymph from
A) both superficial and deep lymphatics. B) superficial lymphatics. C) lacteals. D) deep lymphatics. E) None of the answers are correct.