Doctor insights on:
How Long Is The Small Intestine
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
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
Varies with the type: Of food. After consuming a typical solid meal, there is a lag time of 20 to 30 minutes in which there is minimal gastric emptying. This is followed by a phase in which the rate of emptying is roughly linear. In contrast, liquids are generally transported out of the stomach at an exponential rate. See this site:http://www.Vivo.Colostate.Edu/hbooks/pathphys/digestion/stomach/emptying.Html. ...Read more
Grey area: Usually refers to the last few centimeters as the ileum enters the cecum. Its not defined by any anatomic landmark.... maybe the ligament of treves, if you want to mince words. ...Read more
What is the actual length of the large intestine? Of sm intestine? Time it takes for a meal to completely go thru system, mouth to exit?
Variable, but...: Roughly large intestine (colon) is 5 feet long & small intestine is 20 feet long. Figure 4-6 hours to empty stomach completely, 17 hours to digest food thru small bowel, & 1-3 days to absorb thru colon. This calculates to a bell-curve distribution of GI transit such that normal american stool frequency varies from 3x/day to once every 3-4 days. Calculate yours by examining stool for "marker" food. ...Read more
About 30 feet: Of course, GI length varies based on age, prior inflammatory condtions, surgeries, and drug use (irritant laxatives often result in a floppy, elongated colon), as well as body size. That 30 feet i mentioned above includes between 14-20 feet of small intestine and 5-6 feet of large intestine (colon) but the internal surface area is enormous due to multiple folds as well as microscopic vili. ...Read more
How long can HIV survive outside the body? Is it small enough to be absorbed into the skin? How thick is the palm of the hands in forms of protecting?
All but 150-200cm: All of the intestine can be removed. However, most adults need to keep at least 150 to 200 cms of small intestine to maintain enough function to avoid complications such as dehydration, severe diarrhea, and vitamin/mineral deficiencies. When you have less than that amount, you may require supplemental IV fluids of nutrition into the vein. Some patients receive intestine transplant, if necessary. ...Read more
How is the distal tube of vp shunts placed/coiled in the abdominal cavity? How long/far in does it usually go?
How long does it take food to get to the stomach. To the small intestine. To the large intestine n back out?
Normal transit time: In general, we should poop as many times per day as we eat. In-to-out transit time should be 8-12 hours. Dinner today should be out in the morning for a healthy gut that is working as it should, and being treated to food it should see. Transit time may be decreased with too much red meat, sugar, wheat, potato, and pain medication. ...Read moreSee 4 more doctor answers
Common bile duct: Bile is made in the liver and is a by-product of liver metabolism (generally broken down red blood cells cleared from the blood stream). The bile collects in the biliary system of the liver and flows to the larger bile ducts - one for the left and right lobes of the liver. These join as the common bile duct which exits the liver. The duct joins the pancreatic duct and flows into the duodenum. ...Read more
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