The elevated plasma concentration of estrogen early in the luteal phase has little effect on the secretion of luteinizing hormone (LH)because
A)gonadotropin- releasing hormone (GnRH)is reduced.
B)progesterone strongly inhibits LH release.
C)the corpus luteum degenerates.
D)inhibin strongly inhibits LH release.
E)secretin release is inhibited.

Question

Quizplus · Accepted Answer

Progesterone, which is elevated in the luteal phase, strongly inhibits the release of LH, counteracting the effects of estrogen.

The Elevated Plasma Concentration of Estrogen Early in the Luteal