Therefore the average length of the human intestine is equal to the length of the small intestine added to the length of the large intestine. As a result the average length of the human intestine can be anywhere from 6 to 85 meters in length depending on size and age of the person it occupies. The only way the small intestine can fit into our bodies is by curling and looping to fit in a small space. The cecum the colon and the rectum. The large intestine is about 5 6 feet long. Its main function is to absorb the products of digestion including carbohydrates proteins lipids and vitamins into the bloodstream.
Its mucosal area in an adult human is about 30 m 2. The small intestine is a long narrow tube that is all coiled up in the lower part of our abdomen the part of our body we usually call our stomach. Anne marie thomasino 2001. If you stretched out your large intestine it would be about as long as the width of a queen size bed. The small intestine small bowel is about 20 feet long and about an inch in diameter. There are three major divisions.
The colon is the longest portion of. It is over 20 feet 6 meters long. It has three parts. Its job is to absorb most of the. The large intestine is about 5 feet 15 meters long. It begins at the lower right hand side of the body and ends on the lower left hand side.
The large intestine forms an upside down u over the coiled small intestine. The intestines include the small intestine large intestine and rectum. This is the largest part of the digestive system. The small intestine begins at the duodenum and is a tubular structure usually between 6 and 7 m long.