Increase in the levels of which hormone prevents menstruation during a cycle in which fertilization occurs?

Question

Quizplus · Accepted Answer

hCG (human chorionic gonadotropin) is a hormone produced by the cells that form the placenta after a fertilized egg implants in the uterus. It maintains the corpus luteum, which produces progesterone to sustain the early pregnancy and prevent the shedding of the endometrium (menstruation). Therefore, an increase in hCG levels prevents menstruation during a cycle in which fertilization occurs.

Increase in the Levels of Which Hormone Prevents Menstruation During