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EncyclopediaSeePorusporus acusticus externus
porus [por´us] (L.) pore.porus acus´ticus exter´nus the outer end of the external acoustic meatus.porus acus´ticus inter´nus the opening of the internal acoustic meatus in the cranial cavity.porus op´ticus the opening in the sclera for passage of the optic nerve.ex·ter·nal a·cous·tic pore [TA] the orifice of the external acoustic meatus in the tympanic portion of the temporal bone. Synonym(s): porus acusticus externus [TA], external acoustic aperture ☆ , external acoustic foramen, external auditory foramen, external auditory pore, opening of external acoustic meatus, orifice of external acoustic meatusporus acusticus externusThe outer opening of the external acoustic meatus.See also: porus |