musculus dilator pylori gastroduodenalis

di·la·tor (mus·cle) of py·lo·rus

the longitudinal muscular fibers that open the gastroduodenal junction.

musculus dilator pylori gastroduodenalis

An obsolete term that formerly dignified the more superficial fibres of the longitudinal tunica of the gastric muscularis propriae, which terminated in the pyloric sphincter or the duodenum.
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