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Doctor insights on: How Long Is The Small Intestine

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How long is the small intestine?

How long is the small intestine?

Varies: 20-30 feet in adults. As a pathologist, i've often wondered why the variability; no one knows. ...Read more

Intestine (Definition)

The gastrointestinal tract starts at the mouth, travel down the tunnel (esophagus), which connects to the stomach, which then empties into the duodenum, jejunum, and ileum---the three parts of the small intestine (@25 feet). This empties into the colon or large intestine (about 5 feet), which then becomes the sigmoid colon, rectum and out the anus. So, every morsel eaten ...Read more


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If you stretched out the small intestine of an adult, approximately how long would it be?

If you stretched out the small intestine of an adult, approximately how long would it be?

6.9 m: The average length of the small intestine in an adult human male is 6.9 m (22 feet 6 inches), and in an adult female 7.1 m (23 feet 4 inches). It can vary greatly, from as short as 4.6 m (15 feet) to as long as 9.8 m (32 feet). ...Read more

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What happens if the blood flowing to your small intestine is blocked off what are the signs and how long from the time that the blood is cut off till you have damage that can not be fixed? Can you die from this?

What happens if the blood flowing to your small intestine is blocked off what are the signs and how long from the time that the blood is cut off till you have damage
that can not be fixed?  Can you die from this?

Hello. : Hello. I think it depends on if this chronic ischemia or acute intestinal ischemia. Symptoms of chronic ischemia can include: abdominal pain that worsens over time, diarrhea, weight loss, nausea and vomiting, cramps or fullness of the abdomen after eating. Symptoms of acute intestinal ischemia can include: sudden mild to severe abdominal pain , distention of the abdomen, tender abdomen, blood in feces, nausea, vomiting, fever, an urgent need to pass stool or a really vigrous bm. I don't know if you are referring to strangulation of the bowel, which can obstruct flow and lead to gangrene. If you have sudden onset, severe abdominal pain that should be evaluated immediately. ...Read more

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Could you tell me what are long and short term symptoms of small intestine cancer?

Could you tell me what are long and short term symptoms of small intestine cancer?

Obstruction: Small intestinal cancer is much less common than colonic cancer and the symptoms are related to obstruction of the bowel, e.g., vomiting, constipation, mass in abdomen and endocrine symptoms from some tumors. Some small intestinal cancers are lymphomas and may be associated with enlarged lymph-nodes. ...Read more

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How long is the timeline for a person with stage IV small intestine cancer?

No such timeline: No scientific physician has ever given a person x-number of months / years to survive. The patient may have the inferior vena cava undergo thrombosis or a mass become infected and die tomorrow. Five percent of these people are alive in five years. http://www.cancer.org/cancer/smallintestinecancer/detailedguide/small-intestine-cancer-survival-rates. ...Read more

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How long does it take food to get to the stomach. To the small intestine. To the large intestine n back out?

Range: There is a wide range, for example 6 hours to 24 hours for all. Stomach sometimes one hour but could be more or less. Transit time varies a lot. ...Read more

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Dr. Jeffrey Wint
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Small Intestine (Definition)

The small intestine is the intestinal tract that lies between the stomach and the colon. It is involved in digesting and absorbing most of the nutrients we need ...Read more


Bowel (Definition)

The bowel is the intestinal tract in the body. The small intestine ...Read more