NEET BIOLOGY

Detailed explanation-1: -The small intestine is about 5.5 metres (18 feet) long and folds many times to fit in the abdomen. Although it is longer than the large intestine, it is called the small intestine because it is narrower in diameter. The small intestine has three distinct regions – the duodenum, jejunum, and ileum.

Detailed explanation-2: -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-3: -The large intestine is also called the colon. It is about 5 ft (1.5 m) to 6 ft (1.8 m) long and about 3 in. (7.6 cm) wide.

Detailed explanation-4: -The ileum is the third and final section of the small intestine. It’s also the longest, measuring 16 to 20 feet (5 to 6 meters) long.

Detailed explanation-5: -This long tube of organs makes a pathway for food to travel through the body. It runs from the mouth to the anus (where poop comes out) and includes the esophagus, stomach, and intestines. An adult’s digestive tract is about 30 feet (about 9 meters) long.