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Ovarian Follicle

An ovarian follicle is a small sac (cyst) on the ovary. An egg matures inside of the follicle. When the egg is mature, the follicle bursts open and releases the egg.

By Healthwise Staff
Primary Medical Reviewer Sarah Marshall, MD - Family Medicine
Specialist Medical Reviewer Kirtly Jones, MD - Obstetrics and Gynecology
Last Revised October 8, 2012

WebMD Medical Reference from Healthwise

Last Updated: October 08, 2012
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