Phil is stung on his cheek by a wasp. Because Phil is allergic to wasp venom, his throat begins to swell and his respiratory passages constrict. Would acetylcholine or epinephrine be more helpful in relieving his condition? Why?

Which of the following hormones is/are produced by the posterior pituitary?

a. Antidiuretic hormone

b. Oxytocin

c. Both a and b

d. Neither a nor b

Fill in the blanks: Hypothalamic releasing and inhibiting hormones are released into the_____system and affect secretion from the_____gland.

The thyroid gland consists of:

a. follicle cells that secrete calcitonin.

b. spherical thyroid follicles that contain iodine-containing colloid.

c. parafollicular cells that produce thyroid hormones.

d. spherical thyroid follicles that surround parathyroid hormone–secreting cells.