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Small intestines

small intestine

(Science: anatomy, gastroenterology) The small intestine is composed of three sections: duodenum, jejunum and ileum.

All are involved in the absorption of nutrients. The total length of the small intestine is approximately 22 feet.


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Re: Theories - Origin of Life

... food gets eaten, the nutrients travel down into the stomach and then intestines. These organs break up and dissolve the food into small pieces that can be absorbed by the blood stream. Most of these small particles travel ...

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by scottie
Thu Sep 13, 2012 11:43 am
 
Forum: Evolution
Topic: Theories - Origin of Life
Replies: 560
Views: 894047

Method preventing illnesses in the progeny

... a harelip, blindness, absence in the newborn organism from intestines of the external aperture and so it is infinite. In the field of ... of organisms, with similar to us dystrophies on an example of brothers smaller, in the absence of quality selection, and together with and absence ...

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by valentindolzhenko
Sun Jan 08, 2012 4:26 pm
 
Forum: Physiology
Topic: Method preventing illnesses in the progeny
Replies: 3
Views: 8318

Re: Small intestines and Intestinal crpyts -crypts of Leiberkuhn

... cells. As all products enter the crypt lumen, these cells provide a primary defense to microbial colonization in this sensitive regions of the small intestine. Only mammalian herbivores and omnivores have Paneth cells.

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by britney12
Fri Jul 22, 2011 7:11 am
 
Forum: Human Biology
Topic: Small intestines and Intestinal crpyts -crypts of Leiberkuhn
Replies: 1
Views: 3081

Small intestines and Intestinal crpyts -crypts of Leiberkuhn

Hello Just wondering, those intestinal crypts (tubular glands), I know they have secreting cells, that secrete intestinal juice, but just wondering which cells? Are there also S cells that secrete secretin? or is this the same as enteroendocrine cells, as I know these cells secrete secretin as well....

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by snezka18
Sun May 08, 2011 4:05 pm
 
Forum: Human Biology
Topic: Small intestines and Intestinal crpyts -crypts of Leiberkuhn
Replies: 1
Views: 3081

fish amylase vs amylase from the small intestines

Greetings! I'm working on a project that asks if amylase were isolated from any 2 organisms, would it show the same temperature optimum? I answered yes because i understand that amylase works best at around 37 degrees celcius, but I dont know how to explain my answer further. Does anyone have any su...

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by Tiamaria
Fri Jan 14, 2011 5:29 pm
 
Forum: Molecular Biology
Topic: fish amylase vs amylase from the small intestines
Replies: 2
Views: 1990
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