The Ovaries: Structure, Histological parts, Functions and Hormones

August 24, 2012 | By | Reply More

The Ovaries: Structure, Histological parts, Functions and Hormones

  • Primary female reproductive organs are ovaries while accessory are the ducts like uterine tubes, uterus, and vagina
  • The ovaries on the outer side  are surrounded by a layer of epithelial cells called the germinal epithelium.
  • Embedded in their cortex are ovarian follicles in various stages of development.
  • The remains of ruptured follicle after ovulation is called corpus luteum

Histological parts of ovary: Histologicaliy ovaries consists of 2 parts

  1. Cortex
  2. Medulla

Cortex or outer portion:

1. germinal epithelium
2. tunica albicans
3. Stroma
4. Follicles  at various stages –

5. Corpus luteum

6. Interstitial cells

Medulla or inner portion:

1. Loose connective tissue

2. Elastic tissue

3. Smooth muscle fibres

4. Blood vessels, lymphatics and nerve fibres

Functions of Ovary:

Has both exocrine and endocrine function –

1. exocrine function: formation of mature ova

2. endocrine function: secretion of 4 hormones:

  • oestrogen
  • Progesterone
  • Androgen
  • Relaxin

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Category: Medical, Physiology

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