Chapter 16, Problem 5CR

Summary Introduction

To review:

The process takes place in the uterus that leads to menstruation and the reason for the absence of menstruation during pregnancy.

Introduction:

Menstruation is the beginning of the uterine cycle or reproductive cycle in females. It is linked with an ovarian cycle. Uterine cycle leads to structural and functional changes that prepare the uterus to receive fertilized eggs or ova. The process includes many steps.