Explore the anatomy, structure, and function of the small intestine with Innerbody's interactive 3D model. +− Click to View Larger Image The small intestine is a long, highly convoluted tube in the digestive system that absorbs about 90% of the nutrients from the food we eat. It is giv...
The small intestine (small bowel) commences at the pyloroduodenal junction and ends at the ileocaecal junction. It comprises, successively, the duodenum, jejunum and ileum. The principal function of the small intestine is the digestion and absorption of ingested food, electrolytes and vitamins. ...
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Anatomy of the Small intestine Thesmall intestineis about 6 meters (m) long and consists of three parts: the duodenum, the jejunum, and the ileum (figure 16.13). Theduodenum(doo-od′̆e-n̆um, doo-̄o-d̆e′n̆um) is about 25 cm long(the termduodenummeans 12, suggesting th...
small intestine[′smȯl in′tes·tən] (anatomy) The anterior portion of the intestine in humans and other mammals; it is divided into three parts, the duodenum, the jejunum, and the ileum. McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGra...
intestine Gross Anatomy • ileocecal junction – the end of the small intestine – where the ileum joins the cecum of the large intestine • ileocecal valve – a sphincter formed by the thickened muscularis of the ileum – protrudes into the cecum – regulates passage of food residue ...
Related to small intestine:Small intestine cancer small intestine n. The narrow, winding, upper part of the intestine where digestion is completed and nutrients are absorbed by the blood. It extends from the pylorus to the cecum and consists of the duodenum, the jejunum, and the ileum. Also ...
Suggested Reading Tags Anatomy Intestines Small Intestine Large Intestine Duodenum Jejunum Mucosal Folds Villi Microvilli Ileum Ileocecal Valve Cecum Appendix Ascending Colon Transverse Colon Descending Colon Sigmoid Colon Rectum Digestion Absorption JoVE...
Gastrin Stomach mucosa, mainly G cells of the pyloric antrum Presence of peptides and amino acids in stomach Small intestine Promotes intestinal muscle contraction Gastrin Stomach mucosa, mainly G cells of the pyloric antrum Presence of peptides and amino acids in stomach Ileocecal valve Relaxes va...
ARTICLES nature publishing group The lymph nodes draining the small intestine and colon are anatomically separate and immunologically distinct SA Houston1, V Cerovic1, C Thomson1, J Brewer1, AM Mowat1 and S Milling1 Dendritic cells (DCs) in the small intestine (SI) and colon are fundamental ...