The changes in the uterus that occur during the secretory phase of the uterine cycle are mediated by
A) decreased estrogen from the adrenal cortex.
B) increased estrogen from the adrenal cortex.
C) increased progesterone from the ovaries.
D) increased estrogen from the ovaries.
E) increased progesterone from the corpus luteum.

Question

Quizplus · Accepted Answer

The secretory phase of the uterine cycle is primarily mediated by increased progesterone from the corpus luteum, which prepares the endometrium for potential implantation of a fertilized egg.

The Changes in the Uterus That Occur During the Secretory