The endometrium itself is divided into two layers, the stratum functionalis and stratum basalis. During the menstrual cycle, the stratum functionalis expands and vascularizes and is subsequently sloughed off during the process of menstruation, whereas the stratum basalis remains relatively constant.

What happens to endometrium during menstruation?

Menstruation is one part of a womans cycle when the lining of the uterus (endometrium) is shed. This occurs throughout a womans reproductive life. With each monthly cycle, the endometrium prepares itself to nourish a fetus. Increased levels of estrogen and progesterone help thicken its walls.

What layers are shed during menstruation?

Endometrium. This is the inner lining. It is shed during your period. Myometrium.

What are the three layers of the endometrium?

The uterus has 3 layers:Endometrium. This is the inner lining. It is shed during your period.Myometrium. This is the thick middle muscle layer of the corpus or fundus. This expands during pregnancy to hold the growing baby. Serosa. This is the smooth outer layer.

What are the layers of the endometrium?

The endometrium undergoes changes in the late secretory phase with the development of the spiral arteries. The endometrium has three layers: the outer (superficial) compact layer, the larger middle spongy layer, and the inner basal layer.

What are the 2 layers of the endometrium?

The endometrium itself is divided into two layers, the stratum functionalis and stratum basalis. During the menstrual cycle, the stratum functionalis expands and vascularizes and is subsequently sloughed off during the process of menstruation, whereas the stratum basalis remains relatively constant.

What is the 4 phases of menstrual cycle?

The four phases of the menstrual cycle are menstruation, the follicular phase, ovulation and the luteal phase.