internal auditory foramen


internal acoustic opening

[TA] the inner opening of the internal acoustic meatus on the posterior surface of the petrous part of the temporal bone. Synonym(s): porus acusticus internus [TA], auditory pore, internal acoustic foramen, internal acoustic pore, internal auditory foramen, opening of internal acoustic meatus, orifice of internal acoustic meatus

internal auditory foramen

The opening in the petrous portion of the temporal bone through which the seventh and eighth cranial nerves pass. See also: foramen