Chapter 26, Problem 22RQ

Summary Introduction

To review:

The hormonal and physical factors responsible for shedding of stratum functionalis from the endometrium.

Introduction:

The figure below shows the changes that occur in the ovary:

The above figure shows the structural changes of the ovary and the uterus, and their correlation with anterior pituitary and ovarian hormones from day 1 to 28. It shows plasma hormone level and three phases of the menstrual cycle. The menstrual phase is one of the three phases of the uterine cycle. The stratum functionalis is a thick superficial layer that is shed off (degenerate) during menstruation and proliferate during each cycle.