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== Male ==
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* [[Chinchilla -Male- Anatomy & Physiology|Male]]
 
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* [[Chinchilla -Female- Anatomy & Physiology|Female]]
* Thin-walled scrotal diverticula extend cranially on either side of the base of the penis.
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** Only a very slight scrotal region is visible externally.
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* Each diverticulum is occupied by the tail of the epididymis.
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* Testes and head of the '''epididymis''' is in the region of the '''inguinal ring'''.
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* Large fat body extends cranially into the abdominal cavity from the cranial pole of each testis.
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* '''Vesicular glands''' are very long and tubular.
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* '''Prostate gland''' has paired large ventral lobes and paired small dorsal lobes.
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* '''Bulbourethral glands''' are dorsolateral to '''ischiocavernosus muscles'''.
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** Isciocavernosus muscles are enormous, swelling on either side of the rectum and meeting over its top.
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* Penis points caudally when relaxed and cranially when erect.
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** 5cm in length
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** Sigmoid flexure
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** Os penis in the distal portion.
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== Female ==
 
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