sphincteritis sphinc·ter·i·tis (sfĭngk’tə-rī’tĭs)
Inflammation of a sphincter.
- Sphincter muscle of common bile duct
sphincter muscle of common bile duct n. A smooth muscle sphincter at the terminal end of the common bile duct.
- Sphincter muscle of pancreatic duct
sphincter muscle of pancreatic duct n. A smooth muscle sphincter of the main pancreatic duct within the duodenal papilla.
- Sphincter muscle of pupil
sphincter muscle of pupil n. A ring of smooth muscle fibers surrounding the pupillary border of the iris.
- Sphincter muscle of pylorus
sphincter muscle of pylorus n. See pyloric sphincter.