Veterinary Splanchnology and Applied Anotomy

PROSTATE
( Bull, Ram, Buck, Stallion, Boar, Dog, Rabbit, Cock )

Bull

• The prostate is a musculo-glandular organ, which is pale yellow in colour. It consists of two parts - the body and pars disseminata
• The body is a small mass, which stretches across the dorsal surface of the neck of the bladder and the origin of the urethra
• The pars disseminata surrounds the pelvic part of the urethra
• The secretion is taken by prostatic ducts which open into the urethra behind the colliculus seminalis in rows - two of which are between the two folds of mucous membrane passing backwards from colliculus seminalis while two others occur on either side lateral to the folds

Ram and Buck

• It is entirely disseminate
• There is no body portion

Stallion

• It is a lobulated gland lies on the neck of the bladder and is large and consists of two lateral lobes and a connecting isthmus
• The superficial face of the lobes is related to the rectum and the deep face is concave and is related to the seminal vesicle
• The isthmus is related ventrally to the uterus masculinus, vas deferens
• There are 15 to 20 ducts on either side opening, lateral to the ejaculatory orifices

Dog

• It is very large, globular and surrounds the neck of the bladder
• A median furrow indicates its division into two lobes
• The ducts are numerous

Boar

• The body of the gland overlies the neck of the bladder
• It is concealed by the seminal vesicle

Rabbit

• The prostate lies in the dorsal wall of the more caudal part of the seminal vesicle

Cock

• Absent