During the menstrual cycle, what triggers ovulation to occur?
A) A gradual decrease in estrogen levels.
B) A surge of LH and FSH.
C) A surge in progesterone occurs.
D) Activin is released.

Question

Quizplus · Accepted Answer

Ovulation is triggered by a surge in luteinizing hormone (LH) and follicle-stimulating hormone (FSH), which is stimulated by rising estrogen levels during the follicular phase of the menstrual cycle.

During the Menstrual Cycle, What Triggers Ovulation to Occur