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Friday, May 10, 2013

Digestive system vocabulary

Small Intestine -Organs that make up the digestive tract are the mouth, esophagus, stomach, small intestine, large intestine—also called the colon—rectum, and anus. Digestive tract-The digestive system is made up of the digestive tract—a series of hollow organs joined in a long, twisting tube from the mouth to the anus—and other organs that help the body break down and absorb foo. Intestine- Organs that make up the digestive tract are the mouth, esophagus, stomach, small intestine, large intestine—also called the colon—rectum, and anus. rectum - the lower part of the large intestine, where feces are stored before they are excreted. salivary glands - glands located in the mouth that produce saliva. Saliva contains enzymes that break down carbohydrates (starch) into smaller molecules. sigmoid colon - the part of the large intestine between the descending colon and the rectum. stomach - a sack-like, muscular organ that is attached to the esophagus. Both chemical and mechanical digestion takes place in the stomach. When food enters the stomach, it is churned in a bath of acids and enzymes. anus - the opening at the end of the digestive system from which feces (waste) exits the body. appendix - a small sac located on the cecum. ascending colon - the part of the large intestine that run upwards; it is located after the cecum. bile - a digestive chemical that is produced in the liver, stored in the gall bladder, and secreted into the small intestine. cecum - the first part of the large intestine; the appendix is connected to the cecum. chyme - food in the stomach that is partly digested and mixed with stomach acids. Chyme goes on to the small intestine for further digestion. descending colon - the part of the large intestine that run downwards after the transverse colon and before the sigmoid colon.

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