Anatomy Of Intestine

The ileum is the longest part of the small intestine measuring about 18 meters 6 feet in length. The starting part of the intestine is known as the duodenum.

Human Intestines Interactive Anatomy Guide

It has a surface area of over 200 meters.

Anatomy of intestine. How long is the small intestine. As compared to the small intestine the large bowel is wider. The ileum joins the cecum the first portion of the large intestine at the ileocecal sphincter or valve.

The large intestine consists of the cecum ascending colon transverse colon descending colon and sigmoid colon. In living humans the small intestine alone measures about 6 to 7 meters long. The intestines are a long continuous tube running from the stomach to the anus.

Ileum leads to the large intestine through caecum. Together with the esophagus large intestine and the stomach it forms the gastrointestinal tract. The jejunum is followed by the longest and the most coiled part of the intestine the ileum.

They are connected to the posterior wall of the abdomen by the mesentery a thin vascular membrane. It is thicker more vascular and has more developed mucosal folds than the jejunum. Most absorption of nutrients and water happen in the intestines.

The second region the jejunum in the central section of the abdomen comprises about two fifths of the remaining tract. The small intestine is made up of the duodenum jejunum and ileum. Ducts from the liver gallbladder and pancreas enter the duodenum to provide juices that neutralize acids coming from the stomach and help digest proteins carbohydrates and fats.

Duodenum leads to the middle and small length jejunum. Gross anatomy the intestines are located inferior to the stomach in the abdominal body cavity. But is only 15 meters in length which is around one fifth of the length of the intestinal canal.

After death this length can increase by up to half.

Small Intestine Wikipedia