Body of uterus

Definition

The body of the uterus is the largest section of the uterus, situated between the cervix at its base and the fundus at its top, where it plays a central role in supporting and nourishing a developing fetus during pregnancy. It is composed of a thick layer of muscle (myometrium) and lined with mucous membrane (endometrium) that thickens in preparation for pregnancy.

Related terms

Endometrium: The inner lining of the uterus that thickens during the menstrual cycle in preparation for potential implantation of an embryo.

Myometrium: The thick, smooth muscle layer of the uterus that contracts during childbirth to help deliver the baby.

Cervix: The lower part of the uterus that opens into the vagina, through which sperm must travel to fertilize an egg and through which babies are born