The rectum is the concluding part of the large intestine that terminates in the anus. The average length of the human rectum may range between 10 and 15 cm. Its diameter can be compared to that of the sigmoid colon the part of the large intestine nearest the rectum at its onset. However, it becomes larger near the anus, where it forms the rectal ampulla.
The anal canal is the terminal part of the large intestine. In humans it is approximately 2. It lies in the anal triangle of perineum in between the right and left ischioanal fossa. The anal canal is the short terminal portion of the rectum through which wastes from the large intestine are excreted from the body. The ring at the terminal portion of the anal canal is called the anus. The anal canal is between 2. The external anal sphincter muscle is the voluntary muscle that surrounds and adheres to the anus at the lower margin of the anal canal.
At the level of the middle of the sacrum, the sigmoid colon loses its mesentery and gradually becomes the rectum, which, at the upper limit of the pelvic diaphragm, ends in the anal canal fig. The rectum, about 15 cm long, widens below as the ampulla, which is very distensible. Although variable in shape, the rectum follows the sacrococcygeal curve.
Based on circumstantial evidence like vaseline and latex gloves in his locker, it seems that Lawrence managed to evade the metal detectors by putting the pucks inside his rectum, according to Judge Doody can't make this stuff up. The scenario: Now your friend wants to know what he can store up there in a pinch. After all, the rectum has long been a favorite hiding spot for smugglers. It's spacious, it's not immediately obvious to law enforcement, and putting things there isn't altogether unpleasant, if the recreational enthusiasts are to be believed.