File:The anatomy of the domestic animals (1914) (17574847053).jpg

Title: The anatomy of the domestic animals
Identifier: anatomyofdomesti00sissuoft (find matches)
Year: 1914 (1910s)
Authors: Sisson, Septimus, 1865-1924
Subjects: Veterinary anatomy
Publisher: Philadelphia Saunders
Contributing Library: Gerstein - University of Toronto
Digitizing Sponsor: Internet Archive

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Text Appearing Before Image:
584 GENITAL ORGANS OF THE STALLION amount. Beneath the skin there is a large amount of loose connective tissue, except over the glans penis, where the skin is closely attached t(i the tunic of the erectile tissue. The external part of the prepuce is strengthened by a layer of elastic tissue, derived from the abdominal tunic, and ternied the suspensory liga- ment of the prepuce. Vessels and Nerves.—The arteries are branches of the external pudic artery, and tiic veins go chictiy to the external pudic vein. The lymph vessels go to the sui)er(icial inguinal and lumbar lymjjh glands. The nerves ai'c derived from the pudic, ilio-hypogastric, and ilio-inguinal nerves. THE MALE URETHRA The male urethra (Urethra masculina) is the long mucous tube which extends from the bladder to the glans penis. It pa.sses backward on the floor of the pelvis. Lateral lohc of prostate Orifice of utiTiix maxc D»W.s- of lolrrol urvth III'
Text Appearing After Image:
Coniciiliia xcmhialis Ducts of huV.o-urcOmd glunds Fig. 521.—Pelvic I'rethra and Posterior P.vrt of Bladder of Horse Slit Ventrally and Laid Open. e.d., opemngs of ductus dcferentes and ducts of vesicular seminalcs. turns around the ischial arch, forming a sharp bend, and passes forward as a part of the penis, enclosed in the corpus cavernosum urethrse. It may, therefore, be divided into two i)arts, pelvic and extrapelvic. The pelvic part (Pars pelvina) is four or five inches (ca. 10 to 12 cm.) long. At its origin it is not distinguishable from the neck of the bladder in size or structure; in fact, no line of demarcation exists between the two. Behind the prostate the tube dilates to a potential width of two inches or more (ca. 5 to 6 cm.). Near the

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