Home Forum Dictionary Articles Tutorials Books Directory Share your work


Edit page | Page history | Printable version

Dictionary » D » Duodenum

Duodenum

Duodenum

(Science: anatomy) The first or proximal portion of the small intestine, extending from the pylorus to the jejunum, so called because it is about 12 fingerbreadths in length.

Origin: L. Duodeni = twelve at a time The part of the small intestine between the stomach and the jejunum.Part of the small intestine that is connected to the stomach, this is the area of the digestive system that completes most of the food breakdown passed on from the stomach. Enzymes promote the breakdown of foodstuffs in the duodenum, while the large surface area that it presents allows large scale absorption of materials into the bloodstream.


Please contribute to this project, if you have more information about this term feel free to edit this page



Results from our forum


Stomach bloating and weight gain

... digestive enzymes (amylase, lipases, proteases, lactase, peptidases, cellulase, etc.) and albeit in different parts of the GI tract (stomach, duodenum, small intestines, large intestines), digesting the food differently. And depending on what the meal consists of (high protein. low carbs, ...

See entire post
by kolean
Mon Jul 20, 2009 10:43 pm
 
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 299
Views: 483560

Stomach bloating and weight gain

... cells and pancreatic juices). Also as the food hits the stomach it piles up in there, and doesn't begin mixing into chyme till it gets down to the duodenum and empties into the small intestine. So if I take the digestion enzymes, and for all the raw food theories of plant enzymes that aid in the ...

See entire post
by kolean
Fri Jul 10, 2009 3:49 am
 
Forum: Physiology
Topic: Stomach bloating and weight gain
Replies: 299
Views: 483560

Allergy questions

... breaking down of food. Stomach churning will effectively expose all proteins to proteases and acid. Those not cleaved in stomach are cleaved in duodenum. Then it's off to the rectum, I don't see where you could "store" the proteins. Unless your proteins are coated like asprin tablets/fish ...

See entire post
by aharown07
Fri Nov 30, 2007 10:35 pm
 
Forum: Human Biology
Topic: Allergy questions
Replies: 18
Views: 2365

Allergy questions

... breaking down of food. Stomach churning will effectively expose all proteins to proteases and acid. Those not cleaved in stomach are cleaved in duodenum. Then it's off to the rectum, I don't see where you could "store" the proteins. Unless your proteins are coated like asprin tablets/fish ...

See entire post
by mith
Fri Nov 30, 2007 10:23 pm
 
Forum: Human Biology
Topic: Allergy questions
Replies: 18
Views: 2365

Exocrine Glands vs Endocrine Glands

... locations. Examples include the salivary glands whose ducts carry saliva to the mouth, or the pancreas whose duct carries pancreatic fluid to the duodenum (first section of the small intestine). Endocrine glands are glands of "internal secretion" whose secretions are usually secreted ...

See entire post
by RLBallantyne
Thu Oct 04, 2007 5:20 pm
 
Forum: Human Biology
Topic: Difference between Exocrine and Endocrine glands
Replies: 2
Views: 11908
View all matching forum results

This page was last modified 21:16, 3 October 2005. This page has been accessed 4,738 times. 
What links here | Related changes | Permanent link