Just prior to menses,
A) ovulation occurs.
B) a new uterine lining is formed.
C) secretory glands and blood vessels develop in the endometrium.
D) estrogen and progesterone levels drop.
E) the corpus luteum is formed.

Question

Quizplus · Accepted Answer

Just prior to menses, estrogen and progesterone levels drop. This drop in hormone levels triggers the shedding of the uterine lining, which results in menstruation.

Just Prior to Menses