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In hypocalcemia,


A) incidence of bone fractures increases.
B) muscular weakness is common.
C) cardiac arrhythmias occur.
D) constipation becomes a problem.
E) the nervous system becomes depressed.

F) B) and C)
G) None of the above

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Which of the following would NOT affect blood glucose levels?


A) fat content of a meal
B) gastrointestinal hormones
C) breakdown of glycogen
D) autonomic nervous system
E) protein content of a meal

F) B) and E)
G) C) and D)

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Match the endocrine gland with the hormone it secretes. -anterior pituitary


A) glucagon
B) progesterone
C) cortisol
D) T3
E) prolactin

F) C) and D)
G) None of the above

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The zona fasciculata of the adrenal glands secretes the hormone


A) androstenedione.
B) aldosterone.
C) cortisol.
D) epinephrine.
E) ADH.

F) B) and E)
G) A) and D)

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Anterior pituitary hormones


A) are all proteins or glycoproteins.
B) are transported in the hypothalamohypophysial portal system.
C) bind to intracellular receptor molecules.
D) have a half-life of hours.
E) are released as a direct result of action potentials.

F) A) and B)
G) B) and C)

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Which of the following will decrease glucocorticoid secretion by the adrenal cortex?


A) hypoglycemia and stress
B) increased CRH production
C) increased plasma levels of cortisol
D) increased plasma levels of ACTH
E) decreased plasma levels of cortisol

F) A) and E)
G) B) and E)

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Describe the hormone relaxin.


A) Relaxin is produced by the parathyroid glands and triggers the release of calcium from the bones.
B) Relaxin is produced by the testes and stimulates secretion of the reproductive glands.
C) Relaxin is produced by the adrenal cortex and maintains normal metabolism.
D) Relaxin is produced by the ovaries and increases the flexibility of connective tissue.

E) C) and D)
F) All of the above

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