释义 |
ampulla of the semicircular ducts am·pul·la of the sem·i·cir·cu·lar ducts (am-pul'ă sem'ē-sĕr'kyū-lăr dŭkts) A nearly spheric enlargement of one end of each of the three semicircular ducts, anterior, posterior, and lateral, where they connect with the utricle. Each contains a neuroepithelial crista ampullaris. |