Normal pyloric sphincter. Endoscopic view of a healthy pyloric sphincter beginning to close. A sphincter is a strong ring of muscle that can contract to control the opening of a body passage. The pyloric sphincter controls the passage of digested food from the pylorus of the stomach to the duodenum - the first section of the small intestine. | |
Licence : | Droits gérés |
Crédit: | Science Photo Library / Gastrolab |
Taille de l’image : | 3173 px × 2776 px |
Model Release : | Non requis |
Property Release : | Non requis |
Restrictions : | - |