pyloric valve

Noun
  1. The sphincter muscle of the pylorus that separates the stomach from the duodenum (synset 105580730)
    is a type of: anatomical sphincter, sphincter, sphincter muscle - a ring of muscle that contracts to close an opening
    is a part of: pylorus - a small circular opening between the stomach and the duodenum
    same as: musculus sphincter pylori, pyloric sphincter

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