ANATOMY

Detailed explanation-1: -Although the small intestine is narrower than the large intestine, it is actually the longest section of your digestive tube, measuring about 22 feet (or seven meters) on average, or three-and-a-half times the length of your body.

Detailed explanation-2: -The duodenum is a short structure ranging from 20–25 cm (8–10 in) in length, and shaped like a “C". It surrounds the head of the pancreas. It receives gastric chyme from the stomach, together with digestive juices from the pancreas (digestive enzymes) and the liver (bile).

Detailed explanation-3: -The length of the small intestine is about 7.5 meters long, It is the large intestine which is 1.5 meters, so it is false.

Detailed explanation-4: -Final answer: The length of small intestine in a human adult is about 6.5 m.