THE small intestine comprises the longest portion of the alimentary canal and yet receives small consideration in the diagnosis of intestinal tumors. The reason is the rarity of neoplasms in the small ...

The small intestine is approximately 21 feet long and consists of three sections - the Duodenum, Jejunum and the ileum, most of the digestion and absorption of food occurs in small intestine.

This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

When an orally administered drug dissolves, it must cross the intestinal wall, reach the liver via the portal circulation, and then enter the systemic circulation to distribute into various tissues in ...

The US humorist Christopher Morley once described the human body as “an ingenious assembly of portable plumbing”. He wasn’t wrong: from our cardiovascular and lymphatic systems to our guts and urinary ...

The small intestine is made up of the duodenum, jejunum, and ileum. Together with the esophagus, large intestine, and the stomach, it forms the gastrointestinal tract. In living humans, the small ...

Purpose Pharmacokinetic considerations in patients who have undergone Roux-en-Y gastric bypass (RYGB) are explored. Summary The prevalence of obesity, especially morbid obesity, has dramatically ...