- the opening between the stomach and the duodenum.
Origin of pylorus
Examples from the Web for pylorus
Historical Examples of pylorus
This is allowed by the relaxation of the ringlike muscles of the pylorus.A Civic Biology
George William Hunter
Like many other structural changes, it is usually found in the neighborhood of the pylorus.
Very considerable stenosis of the pylorus may be produced before the ulcer is completely cicatrized.
The pylorus is overlapped by a part of the liver, usually the lobus quadratus or the umbilical fissure.
The situation in which cancerous tumors of the pylorus can be felt varies considerably.
- the small circular opening at the base of the stomach through which partially digested food (chyme) passes to the duodenum
Word Origin for pylorus
Word Origin and History for pylorus
- The passage at the lower end of the stomach that opens into the duodenum.
- A muscular or myovascular structure that opens or closes an orifice or lumen of an organ.
- The passage at the lower end of the stomach that opens into the small intestine.