KINESIOL 2YY3 Lecture Notes - Lecture 25: Ovulation, Activin And Inhibin, Ejaculatory Duct
21 Mar 2018
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Document Summary
Penis made up of 3 masses of tissue. On the dorsal side (top) surface and a little bit lateral. Keeps the urethra a little bit open so it doesn"t get completely closed off. Root of penis --> body --> glans penis. The muscle attaches them to the hip bones or other muscles in the perineum. Body composed of three erectile tissue masses filled with blood sinuses. Begins as crura of the penis attached to the ischial and inferior pubic rami and covered by ischiocavernosus muscle. Begins as bulb of penis is covered by bulbospongious muscle. Ends as glans penis - the glans penis is an enlargement of the spongiosum. Bulb of penis or base of corpus spongiosum enclosed by bulbospongiosus muscle. Crura of penis or ends of corpora cavernosa enclosed by ischiocavernosus muscle muscle. Attached to portions of the hip bones (ishchium) There are some arteries found deep within the erectile tissue.
