Definition of Physiological sphincter
1. Noun. A sphincter that is not recognizable at autopsy because its resting arrangement cannot be distinguished from adjacent tissue.
Specialized synonyms: Cardiac Sphincter
Medical Definition of Physiological sphincter
1. A section of a tubular structure that acts as if it has a band of circular muscle to constrict it, although no such specialised structure can be found on morphological examination. Synonym: functional sphincter, radiological sphincter. (05 Mar 2000)
Lexicographical Neighbors of Physiological Sphincter
Literary usage of Physiological sphincter
Below you will find example usage of this term as found in modern and/or classical literature:
1. The Practitioner by Gale Group, ProQuest Information and Learning Company (1908)
"More recently Gray has insisted on the complete shutting off of the two portions of the stomach by this physiological sphincter as a phenomenon of normal ..."