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Ch 8 Gastroenterolog

Small and Large Intestines

QuestionAnswer
external opening of the rectum. the external _______ sphincter is under voluntary control anus
long, thin pouch on the exterior wall of the cecum. it does not play a role in digestion. it contains lymphatic tissue and is active in the body's immune response appendix
short, pouch-like first part of the large intestine. the appendix is attached to the ________ external wall cecum
longest part of the large intestine. it consist of the ascending ______, transverse ________, descending _________, and S-shaped sigmoid_________. colon
first part of the small intestine. it secretes the hormone cholecystokinin. digestion takes place there, as well as some absorption of nutrients and water duodenum
pouches in the wall of the large intestine that expand to accommodate the bulk of undigested materials haustra
third part of the small intestine. it connects to the cecum of the large intestine. some digestion takes place there. there is absorption of nutrients and water through the wall of the ileum and into the blood ileum
second part of the small intestine. digestion takes place there, as well as some absorption of nutrients and water through the intestinal wall and into the blood jejunum
organ of absorption between the small intestine and the anus. it includes the cecum, colon, rectum, and anus. it is also known as the "large bowel" large intestine
open channel inside a tubular structure such as the esophagus, small intestine, and large intestine lumen
final part of the intestine. it is a short, straight segment that lies between the sigmoid colon and the anus rectum
organ of digestion between the stomach and large intestine. its three parts are "duodenum, jejunum, and ileum". known as the "small bowel" small intestine
microscopic projections of the mucosa in the small intestine. they produce digestive enzymes such as "lactase" to break down sugars. they have a very large combined surface area to maximize the absorption of nutrients into the blood villi
an/o- anus
appendic/o- append/o- appendix
cec/o- cecum
col/o- colon/o- colon
sigmoid/o- (colon) sigmoid colon
duoden/o- duodenum
ile/o- ileum
jejun/o- jejunum
intestin/o- enter/o- intestine
rect/o- proct/o- rectum
Created by: ricrom81