The Digestive Process: The Large Intestine
The job of your large intestine is to absorb water, minerals, and some of the remaining nutrients from your food. It will change the leftover waste into a bowel movement. This is also called stool. Your rectum stores the stool until you feel the need to have a bowel movement. May 01, · The large intestine is part of the digestive system—or gastrointestinal (GI) system. The GI system is made up of the alimentary canal—the tract that runs from the mouth to the anus—and various organs that help with digestion, such as the liver. The large intestine is the last part of the alimentary canal. The large intestine and small intestine finish the digestive process that starts in the mouth and stomach.
The body has two types of intestines. The small intestine is connected to the stomach and handles the middle part of the how to get liberty pass after event process. The large intestine, also called the colon, is part of the final stages of digestion. It is a large tube that escorts waste from the body. The colon is much wider than the small intestine, but is also much shorter.
According to the Cleveland Clinicthe small intestine is 22 feet 6. The colon is only 6 feet 1. This 6 feet of dense muscle is divided into four parts: the ascending colon, the transverse colon, the descending colon and the sigmoid colon. Each part represents a location in the broken rectangle shape that the colon makes in the body.
Intestinr ascending colon is the right arm of the broken rectangle. The beginning of the ascending colon is called the cecum. The cecum is connected to the small intestine and the appendix.
The transverse colon is the top arm that spans from the left side to the right side like a bridge. The left arm is called the descending on. It empties into the rectum. The function of the large intestine is to get rid of food left over after the nutrients are removed from it, bacteria and other waste. This process is called peristalsis and can take around 36 hours, according to the Cleveland Clinic. First, liquid and salt is removed from the waste as it passes through the colon.
Then, the waste makes its way to the sigmoid, where it is stored. Once or twice per day, when the body is dooes for a bowel movement, the waste is dumped into fhe rectum. There are many diseases and conditions that are associated with the colon. Colorectal cancer is cancer that occurs in the colon or in the lower colon near the rectum.
It is one of the most common causes of cancer-associated death. The American Cancer Society estimates there will be 93, new cases of colon cancer in the United States in and one in 20 will get colorectal cancer in their lifetime. Polyps are an abnormal growth of tissue on the inner lining of the colon or rectum that are benign, non-cancerous tumors, according to the American Cancer Society.
These polyps can sometimes turn into cancer, but many times do not. There are several types of polyps. Adenomatous polyps can change into cancer and are considered pre-cancerous. Hyperplastic polyps and inflammatory polyps are not typically pre-cancerous, though some in the medical community think they may be signs of future colon cancer, according to the American Cancer Society. Doctors usually remove all polyps, just in case.
Colon dysplasia is when a spot of cells on the lining of the colon look abnormal under a microscope. These cells are not cancerous, but can change into cancer over time. People who have had diseases such as ulcerative colitis or Crohn's disease for many years can develop colon intestinf. Spastic colon, also called irritable sysetm syndrome, is more than just a colon problem. It is the spontaneous contractions tne loss of movement of the muscles in the small and large intestines, according to the Mayo Clinic.
Related: Diseases and conditions that affect the colon and the digestive system:. There are many ways to improve large intestine health. Eat a healthy, balanced diet that is full of fruits and vegetables, consume fiber-rich diet, drink adequate amounts of water, exercise regularly and follow recommended guidelines for colon cancer screening and colonoscopies, Dr. Supplements, such as curcumin and omega-3, can help reduce chronic inflammation, said Goel.
Other vitamins can be helpful, as well. A study shows that taking what are my dreams saying curcumin and boswellic acids may help prevent colon cancer.
We found that the two together activate a broader array of gene regulators called microRNAs, with a wider spectrum of impact compared to either compound individually. Many people use colon cleanses as a means to keep the colon healthy. This process includes taking laxatives, teas, powders what does the large intestine do in the digestive system supplements, using enemas, or getting colonic irrigation colon hydrotherapy to flush out the colon.
There what to make for potluck at work be side effects to cleansing, and some practices can even be dangerous. Doctors have varied opinions on cleansing. Others, like Goel, believe they can be helpful. Live Science. Please deactivate your ad blocker in order to see our subscription offer.
Large Intestine Function:
Aug 04, · The large intestine absorbs the water left in any undigested food matter and passes unused waste material from the body. It also absorbs important vitamins like vitamin K, B12, riboflavin, and thiamine and it houses friendly bacteria that produce other .
The large intestine is one of the many important parts of your digestive tract. This is a series of organs that starts with your mouth and ends with your anus, the opening of your rectum. The food that you eat passes from your mouth through your esophagus to your stomach. It then goes from your stomach to your small intestine. These organs break down food into bits that your body absorbs and uses for energy.
By the time the food you eat gets to your large intestine, most of the digestion is done. The large intestine is also called the colon and the large bowel. The job of your large intestine is to absorb water, minerals, and some of the remaining nutrients from your food. It will change the leftover waste into a bowel movement. This is also called stool. Your rectum stores the stool until you feel the need to have a bowel movement. Muscles of your rectum then push the stool through your anus and out of your body.
Your small intestine connects to your large intestine in the lower right part of your belly abdomen. Your entire large intestine is about 5 feet long. It's divided into several segments:. Digested food from your small intestine goes into this pouch.
Your appendix hangs off the end of your cecum. Ascending colon. This segment extends along the right side of your abdomen. It's about 9 inches long. Hepatic flexure. In the upper right part of your abdomen, under your liver, this part of the large intestine makes a turn to the left. Transverse colon. This segment travels across the upper part of your abdomen, from right to left.
Splenic flexure. In the left upper side of your abdomen, your large intestine is located under your spleen. At this flexure, your large intestine turns downward. Descending colon. In the left side of your abdomen, your large intestine descends for about 5 inches. Rectosigmoid colon. This part is about 5 inches long and leads into your rectum.
This part of your large intestine stores stool. It's about 6 to 8 inches long and leads to your anal canal. The hollow inside of your large intestine is known as the lumen. Its lining is called mucosa. It has special folds and projections to help it absorb nutrients. A layer of muscle muscularis propria supports the walls of your large intestine. Most of the bacteria that live in your body—and there are billions of them—live inside your large intestine.
These bacteria are important in digestion and in keeping your large intestine healthy. The good bacteria that live in your colon are called your normal flora. They help prevent bad bacteria from multiplying and causing problems. Some people supplement their diet with probiotics or with yogurt. Both are loaded with healthy bacterial cultures that may promote digestion.
Bacteria also help break down fiber. This is an important part of your diet that contributes to digestive health by preventing constipation. Normal bacterial flora also secrete vitamin K and vitamin B that you can absorb. The gas that you produce is the result of the hard-working normal flora in your colon. Problems that can develop with your large intestine include constipation, inflammation, and cancer.
The following are some general tips to keep your large intestine working well. Begin regular screening for colon cancer at age 50, or when your healthcare provider recommends. This will depend on your family history. Include lots of fiber, vegetables, fruits, and whole grains in your diet. Cut back on red meat and processed meats such as cold cuts, hot dogs, and sausages. Warning signs of trouble with your large intestine may include the following:. Tell your healthcare provider if you have any of these symptoms.
The best way to fix problems with your large intestine is to find them as early as possible. Skip to main content. Medical Professionals. Research Community. Medical Learners. Job Seekers. Patient Resources. The Digestive Process: The Large Intestine The large intestine is one of the many important parts of your digestive tract.
Anatomy of your large intestine Your small intestine connects to your large intestine in the lower right part of your belly abdomen. It's divided into several segments: Cecum.
Maintain a healthy weight. Exercise regularly. Stay hydrated and drink plenty of water each day. Don't smoke. Drink alcohol only in moderation. Warning signs of trouble with your large intestine may include the following: A change in bowel habits Bloating Abdominal pain Constipation Diarrhea Blood in your stool Tell your healthcare provider if you have any of these symptoms. Back to Top.
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