Take the Quiz

How long does ovulation typically last?

What triggers the shedding of the uterine lining during menstruation?

What is the main function of the corpus luteum?

What marks the end of the menstrual cycle if fertilization does not occur?

What is the average length of a menstrual cycle?

What is the primary role of progesterone during the menstrual cycle?

Which structure releases an egg during ovulation?

Which hormone surges right before ovulation?

During which phase does the uterine lining thicken in preparation for implantation?

Which phase of the menstrual cycle begins on the first day of menstruation?