Mifepristone (formerly RU-486) works by
A) destroying eggs that have left the ovaries.
B) sloughing off the uterine lining.
C) creating an acidic environment in the uterus so a fertilized egg cannot remain viable.
D) killing sperms, thereby preventing fertilization.

Question

Quizplus · Accepted Answer

Mifepristone is an abortifacient medication that blocks progesterone receptors, the hormone responsible for maintaining the uterine lining during pregnancy. As a result, the lining breaks down and is expelled, causing a miscarriage or abortion. It does not affect eggs, sperms, or the acidity of the uterus.

Mifepristone (Formerly RU-486) Works by