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Fish Reproduction - Anatomy & Physiology
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Revision as of 08:36, 1 August 2008
511 bytes added
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08:36, 1 August 2008
→Ovaries
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* Enclosed by a tunica albuginea containing fibrous tissue and smooth muscle.
* Enclosed by a tunica albuginea containing fibrous tissue and smooth muscle.
* Appear as a small cluster of orange/white spheres in the immature fish.
* Appear as a small cluster of orange/white spheres in the immature fish.
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* Parenchyma consists of a well vascularised connective tissue stroma containing germinal and folicular epithelium.
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* Hormones are produced by follicular tissue.
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* Primary ovarian cells line hollow cavities with folded walls.
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** Oogonia are shed into this cavity, gaining a layer of epithelial cells in the process.
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** Become granulosa cells, responsible for yolk formation in the developing egg.
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* Ovarian follicle grows.
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** Hyaline zone forms between the oocyte and the epithelial cells - the zona pellucida.
== Oviduct ==
== Oviduct ==
Lwilkie
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