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, ...

It was the ancient Greeks who first divided the 20-foot length of the small intestine into three parts: The duodenum, the jejunum and the ileum. However, the organ may finally be ready for an update: ...

The human small intestine is an essential organ that helps us absorb nutrients and vitamins from food. It is an average of 6 meters long and is covered with millions of villi that are separated by ...

Through a collaboration between Cornell and the State University of Binghamton in February, scientists found that food grade nanoparticles may potentially have detrimental effects on the function and ...

This report describes the serial morphologic changes observed in peroral mucosal biopsies of the small intestine obtained before and after vitamin B 12 replacement from 8 patients with previously ...

Doctors use laboratory tests, imaging studies, and endoscopic procedures to help diagnose short bowel syndrome, which affects nutrient absorption in the small intestine. Short bowel syndrome (SBS) ...