What triggers the decline in estrogen and progesterone levels at the end of the menstrual cycle?
A) menstruation
B) breakdown of the corpus luteum
C) decreasing LH levels
D) increasing GnRH secretions
E) shedding of the uterine lining

Question

What triggers the decline in estrogen and progesterone levels at the end of the menstrual cycle?​
A) ​menstruation
B) ​breakdown of the corpus luteum
C) ​decreasing LH levels
D) ​increasing GnRH secretions
E) shedding of the uterine lining​

Quizplus · Accepted Answer

The breakdown of the corpus luteum leads to a decline in estrogen and progesterone levels, as the corpus luteum is responsible for producing these hormones after ovulation.

What Triggers the Decline in Estrogen and Progesterone Levels at the End