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Avian Male Reproductive Tract - Anatomy & Physiology (view source)
Revision as of 10:24, 22 July 2008
, 10:24, 22 July 2008→Testes
* Epididymis lies along the dorsomedial aspect of the testes.
* Epididymis lies along the dorsomedial aspect of the testes.
* Spermatazoa exit the epididymis and enter the ductus deferens.
* Spermatazoa exit the epididymis and enter the ductus deferens.
** Ductus deferens is closely associated with the Ureter in the dorsomedial midline coelom, distinguished by its zig-zag appearance.
** Under hormonal control, more convoluted in the breeding season.
* Ductus deferens enters the dorsal wall of the cloacal urodeum.
** Straightens and abruptly widens at ats junction with the cloaca.
*** Structure known as the receptacle.
*** Receptacle appears bean-shaped when engorged with semen.
* '''No Pampiniform plexus'''.
* '''No Pampiniform plexus'''.
* '''Epididymis is small and can be considered absent'''. '''.
* '''Epididymis is small and can be considered absent'''. '''.
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