A very important hormone produced by the ovary. Estrogen regulates changes in the uterine wall, breasts, and other tissues. It is a key hormone that mediates many of the changes seen in a woman's body during pregnancy.
This is Children's Glossary of Medical Terms - and much more.
You'll find the basic definitions and, for many medical subjects, a larger medical context written by an experienced
Children's pediatrician. All the definitions are in an easy-to-print format.