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Guinea Pig Reproduction - Anatomy & Physiology (view source)
Revision as of 11:16, 21 July 2008
, 11:16, 21 July 2008no edit summary
* Known as the Boar.
* Known as the Boar.
== Penis ==
== Penis ==
* Caudoventral to the urethral opening is a pouch containing two horny '''styles''' (projections).
* Caudoventral to the urethral opening is a pouch containing two horny '''styles''' (projections).
** Evert externally during erection of the penis.
** Evert externally during erection of the penis.
== Testes ==
== Testes ==
* Inguinal canal remains open throughout life.
* Inguinal canal remains open throughout life.
* In mature, breeding boars the large testes lie in the scrotum either side of the genital opening.
* In mature, breeding boars the large testes lie in the scrotum either side of the genital opening.
== Accessory Glands ==
== Accessory Glands ==
** '''Coagulating glands'''
** '''Coagulating glands'''
** '''Bulbourethral glands'''
** '''Bulbourethral glands'''
== Mammary Gland ==
== Mammary Gland ==
* Pair of long inguinal nipples.
* Pair of long inguinal nipples.
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* Known as the Sow
* Known as the Sow
== Reproductive Tract ==
== Reproductive Tract ==
** Single [[Female_Reproductive_Tract_-The_Vagina/Vestibule_-_Anatomy_%26_Physiology|vagina]]
** Single [[Female_Reproductive_Tract_-The_Vagina/Vestibule_-_Anatomy_%26_Physiology|vagina]]
*** Membrane covers [[Female_Reproductive_Tract_-The_Vagina/Vestibule_-_Anatomy_%26_Physiology|vaginal]] opening except at oestrus and during [[Reproductive_System#Parturition|parturition]].
*** Membrane covers [[Female_Reproductive_Tract_-The_Vagina/Vestibule_-_Anatomy_%26_Physiology|vaginal]] opening except at oestrus and during [[Reproductive_System#Parturition|parturition]].
== Oestrous Cyclicity ==
== Oestrous Cyclicity ==
* Spontaneous [[The_Ovary_-_Ovulation_-_Anatomy_%26_Physiology|ovulator]]
* Spontaneous [[The_Ovary_-_Ovulation_-_Anatomy_%26_Physiology|ovulator]]
* [[Female_Reproductive_Tract_-Oestrous_Cycle_-_Anatomy_%26_Physiology|Oestrous cycle]] length:15-16 days
* [[Female_Reproductive_Tract_-Oestrous_Cycle_-_Anatomy_%26_Physiology|Oestrous cycle]] length:15-16 days
== Gestation and Offspring ==
== Gestation and Offspring ==
*** Weaned at 3 weeks.
*** Weaned at 3 weeks.
* No nest
* No nest
== Mammary Gland ==
== Mammary Gland ==