Answer to Question 1
ANS: C
The most potent naturally occurring glucocorticoid is cortisol, not aldosterone, testosterone, or prolactin.
Answer to Question 2
ANS: D
Direct effects are the obvious changes in cell function that result specifically from stimulation by a particular hormone as is true with insulin. Pharmacologic effects are the result of high doses of a drug. Permissive effects are less obvious hormone-induced changes that facilitate the maximal response or functioning of a cell. Biphasic effects are twofold effects.