Medical Definition of Petrotympanic fissure

1. A fissure between the tympanic and petrous portions of the temporal bone; it transmits the chorda tympani nerve through a small patent portion, the anterior canaliculus of the chorda tympani. Synonym: fissura petrotympanica, glaserian fissure. (05 Mar 2000)



Petrotympanic Fissure Pictures

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Lexicographical Neighbors of Petrotympanic Fissure

petrosilicious
petrositis
petrosomastoid
petrosomatoglyph
petrosomatoglyphs
petrosphenoid
petrosphenoidal syndrome
petrosphere
petrospheres
petrosquamosal
petrosquamous fissure
petrostaphylinus
petrostate
petrostates
petrostearine
petrotympanic fissure (current term)
petrous
petrous bone
petrous ganglion
petrous part of internal carotid artery
petrous part of temporal bone
petrous pyramid
petrousitis
petrovicite
petrovskaite
petrukite
petræan
pets
petsai
petsais

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