rectum


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Related to rectum: prostate, large intestine, hemorrhoids, appendix, small intestine

rectum:

see intestineintestine,
muscular hoselike portion of the gastrointestinal tract extending from the lower end of the stomach (pylorus) to the anal opening. In humans this fairly narrow (about 1 in./2.
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.

rectum

[′rek·təm]
(anatomy)
The portion of the large intestine between the sigmoid flexure and the anus.

rectum

the lower part of the alimentary canal, between the sigmoid flexure of the colon and the anus
References in periodicals archive ?
Information gathered from autopsy series shows small intestine being the commonest site of metastasis (28%) followed by Oesophagus (25%), Stomach (25%), Colon (19%) and Rectum (4%).
The study is the first to compare the bacterial loads of gonorrhea in the pharynx and the rectum, Dr.
Endometriosis involving the colon and rectum is left intact.
In this report, we studied i) the measurement of SGLT-1 gene expression in the biopsy epithelial tissue of rectum, ii) the effect of the fasting condition to understand the physiological function of SGLT-1, and iii) the changes in gene expression under the grazing condition in the pasture, of SGLT-1 in the rectal epithelia of Japanese black beef cattle.
Contracting them prevents leakage of stool when fullness is felt in the rectum.
Three sessile polyps ranging in size from 5 to 6 mm were seen in the rectum and a 6 mm sessile polyp was present in the cecum (Fig.
Besides adenocarcinomas, there are other rare types of cancers of the large intestine, including carcinoid tumors found in the appendix and rectum; gastrointestinal stromal tumors found in connective tissue in the wall of the colon and rectum; and lymphomas, which are malignancies of immune cells in the colon, rectum and lymph nodes.
The rectum, where rectal cancer occurs, is located at the end of the large intestine; it is about 7 inches long.
This cancer of the colon or rectum is the third most commonly diagnosed cancer among California men, yet there's an optimistic survival rate if diagnosed early.
The Centers for Disease Control states: "N-9 can damage the cells lining the rectum, thus providing a portal of entry for HIV and other sexually transmissible agents.
Cancers of the colon and rectum (colorectal) are the fourth most commonly diagnosed cancers and rank second among cancer deaths in the United States.
A doctor uses a thin, flexible tube with a light (sigmoidoscope) to look inside the colon and rectum for growths or abnormal areas.