pyloric sphincter muscle
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pyloric sphincter — n the circular fold of mucous membrane containing a ring of circularly disposed muscle fibers that closes the vertebrate pylorus called also pyloric valve * * * musculus sphincter pyloricus … Medical dictionary
sphincter muscle — noun a ring of muscle that contracts to close an opening • Syn: ↑sphincter, ↑anatomical sphincter • Hypernyms: ↑muscle, ↑musculus • Hyponyms: ↑physiological sphincter, ↑ … Useful english dictionary
pyloric sphincter — noun the sphincter muscle of the pylorus that separates the stomach from the duodenum • Syn: ↑pyloric valve, ↑musculus sphincter pylori • Hypernyms: ↑sphincter, ↑anatomical sphincter, ↑sphincter muscle • Part Holonyms: ↑ … Useful english dictionary
Muscle — is the tissue of the body which primarily functions as a source of power. There are three types of muscle in the body. Muscle which is responsible for moving extremities and external areas of the body is called "skeletal muscle." Heart… … Medical dictionary
sphincter — A muscle that encircles a duct, tube, or orifice in such a way that its contraction constricts the lumen or orifice. SYN: musculus s. [TA], s. muscle [TA]. [G. sphinkter, a band or lace] s. of ampulla s. of hepatopancreatic ampulla. anatomic s.… … Medical dictionary
pyloric valve — noun the sphincter muscle of the pylorus that separates the stomach from the duodenum • Syn: ↑pyloric sphincter, ↑musculus sphincter pylori • Hypernyms: ↑sphincter, ↑anatomical sphincter, ↑sphincter muscle • Part Holonyms … Useful english dictionary
Sphincter — A sphincter is an anatomical structure, or a circular muscle, that normally maintains constriction of a natural body passage or orifice and which relaxes as required by normal physiological functioning. Sphincters are found in many animals; there … Wikipedia
sphincter — n. a specialized ring of muscle that surrounds an orifice. Contractions of the sphincter partly or completely close the orifice. Sphincters are found, for example, around the anus (anal sphincter) and at the opening between the stomach and… … The new mediacal dictionary
sphincter — A ring shaped muscle that relaxes or tightens to open or close a passage or opening in the body. Examples are the anal sphincter (around the opening of the anus) and the pyloric sphincter (at the lower opening of the stomach) … English dictionary of cancer terms
Pyloric stenosis — Classification and external resources Outline of stomach, showing its anatomical landmarks, including the pylorus. ICD 10 K … Wikipedia
