Each ovum is encased by a single layer of follicular epithelial cells. This structure is called a primordial follicle.
Most follicles degenerate or undergo partial development and then disappear. Upon appropriate stimulation, a primordial follicle will begin to grow and mature in preparation for ovulation.
For more information:
Partners
Originated from the American Youth Horse Council's
Horse Industry Handbook
The umbrella organization providing leadership and resources for the youth horse industry.
1-800-TRY-AYHC
