. The anatomy of the domestic animals . Veterinary anatomy. 594 MALE GENITAL ORGANS OF THE DOG tissue (pars disseminata) are also found in the wall of the urethra for a short distance further back. The gland is subject to much variation in size, and is often enlarged, especially in old subjects. The position of the prostate varies. When the bladder is empty and contracted, the gland is entirely in the pelvic cavity and may be an inch or more behind the anterior border of the pubis, ^^'hen the bladder is full, the prostate is often largely or entirely prepubic. The uterus masculinus is a small


. The anatomy of the domestic animals . Veterinary anatomy. 594 MALE GENITAL ORGANS OF THE DOG tissue (pars disseminata) are also found in the wall of the urethra for a short distance further back. The gland is subject to much variation in size, and is often enlarged, especially in old subjects. The position of the prostate varies. When the bladder is empty and contracted, the gland is entirely in the pelvic cavity and may be an inch or more behind the anterior border of the pubis, ^^'hen the bladder is full, the prostate is often largely or entirely prepubic. The uterus masculinus is a small compressed saccule in the colliculus seminalis- The bulbo-urethral glands are absent.^ The penis presents several special features. In its posterior part there are two distinct corpora cavernosa, separated by a median septum penis. In its anterior part there is a bone, the os penis, which in large dogs reaches a length of four inches (ca. 10 cm.) or more. It is regarded as a part of the corpus cavernosum which has. Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Sisson, Septimus, 1865-1924. Philadelphia ; London : W. B. Saunders Company


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