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The rectum (pl.: rectums or recta) is the final straight portion of the large intestine in humans and some other mammals, and the gut in others. Before expulsion through the anus or cloaca , the rectum stores the feces temporarily.
In humans, the anus (pl.: anuses or ani; from Latin ānus, "ring", "circle") [1] [2] is the external opening of the rectum located inside the intergluteal cleft.Two sphincters control the exit of feces from the body during an act of defecation, which is the primary function of the anus.
Administering medication rectally Insertion of an enema nozzle as it breaches the anal sphincter. Glycerin suppositories for insertion into the rectum. A rectal "bulb" syringe for introducing a small amount of fluid into the rectum.
The transverse folds of rectum (or Houston's valves or the valves of Houston) are semi-lunar transverse folds of the rectal wall that protrude into the rectum, not the anal canal as that lies below the rectum.
A rectal prolapse occurs when walls of the rectum have prolapsed to such a degree that they protrude out of the anus and are visible outside the body. [2] However, most researchers agree that there are 3 to 5 different types of rectal prolapse, depending on whether the prolapsed section is visible externally, and whether the full or only partial thickness of the rectal wall is involved.
A 1776 textbook drawing of a tobacco smoke enema device, consisting of a nozzle, a fumigator and a bellows. The tobacco smoke enema, an insufflation of tobacco smoke into the rectum by enema, was a medical treatment employed by European physicians for a range of ailments.
The prostate, a.k.a. the "male G-spot," can produce mind-blowing orgasms. Sex experts explain where it is, how to stimulate it, and more.
Evidence is not clear, but it is possible that rectal douching before anal sex can increase the risk of transferring HIV, [1] and other diseases. [2] There is evidence that douching sometimes can disrupt the epithelium, or tissue in the rectum, and if this tissue is damaged, then diseases can spread more easily.