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Explain corpus luteum formation and function in simple short points

BiologyClass 12CBSEAnswered 1 Jun 2026
Answer

The corpus luteum forms after ovulation from the ruptured Graafian follicle and secretes progesterone.

Corpus Luteum

  • Ovary – female organ where ova and follicles develop
  • Primordial follicle – earliest stage of follicle
  • Primary follicle – developing follicle around an oocyte
  • Secondary follicle – further developed follicle
  • Oocyte – immature egg cell
  • Graafian follicle – mature follicle before ovulation
  • Ovum / egg – released female gamete
  • Ovulation – release of the ovum from the ovary
  • Developing corpus luteum – structure formed after ovulation
  • Corpus luteum – yellow body that secretes progesterone
  • Degenerating corpus luteum or corpus albicans – scar-like tissue formed if pregnancy does not occur

Image result for corpus luteum and ovulation

Biology · Class 12