Metaplasia is when.
A) cells are undifferentiated.
B) cells vary in size and shape and the rate of cell division increases.
C) one mature cell type is replaced with a different mature cell type.
D) there is an increase in cell numbers.
Answer: C) one mature cell type is replaced with a different mature cell type.
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Buffer systems, exhaling carbon dioxide and excretion by the kidneys, are all
a) Ways to balance interstitial fluid b) Means of balancing blood volume c) Ways of controlling H+ levels in the body d) Ways to make ions e) Ways to increase blood volume
The molecules in the plasma membrane that serve as receptors for other molecules are the:
a. phospholipid molecules b. cholesterol molecules c. protein molecules d. all of the above
LH is responsible for
a. reinitiation of meiosis in the oocytes of developing follicles. b. halting estrogen synthesis by the follicular cells. c. triggering ovulation. d. formation of the corpus luteum. e. all of these answers.
Which of the following structures connects the hypothalamus with Anterior pituitary gland?
a. Hypophyseal portal vein b. Hypothalamic-hypophyseal tract c. Meningeal membrane d. Primary plexus