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Medical Dictionary

ampulla

play play
noun am·pul·la \am-ˈpu̇-lə, ˈam-ˌpyü-lə\

Medical Definition of ampulla

plural ampullae \-ˌlē\play

  1. :  a saccular anatomic swelling or pouch: asa:  the dilatation containing a patch of sensory epithelium at one end of each semicircular canal of the earb:  one of the dilatations of the lactiferous tubules of the mammary glands that serve as reservoirs for milkc (1):  the middle portion of the fallopian tube (2):  the distal dilatation of a vas deferens near the opening of the duct leading from the seminal vesicled:  a terminal dilatation of the rectum just before it joins the anal canal




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