Which one of the following hormones causes the hypothalamus to trigger the surge of luteinizing hormone (LH)from the anterior pituitary just before ovulation?

Question

Quizplus · Accepted Answer

Estrogen causes a positive feedback loop that triggers the surge of LH from the anterior pituitary just before ovulation. This surge triggers the follicle to rupture and release the mature egg. Progesterone inhibits the surge of LH and helps maintain the uterine lining after ovulation. FSH stimulates the growth and development of follicles in the ovary. GnRH stimulates the production and release of LH and FSH from the anterior pituitary.

Which One of the Following Hormones Causes the Hypothalamus to Trigger