What triggers the mid-cycle LH surge?
A) increase in GnRH from hypothalamus
B) estrogen secretion from follicle
C) progesterone secretion from corpus luteum
D) fertilization of egg by sperm
E) FSH secretion by the follicle

Question

Quizplus · Accepted Answer

The mid-cycle LH surge is triggered by a positive feedback mechanism where rising levels of estrogen secreted by the mature follicle stimulate the anterior pituitary to release a surge of luteinizing hormone (LH).

What Triggers the Mid-Cycle LH Surge