Medical Definition of Petrosal bone

1. The part of the temporal bone that contains the structures of the inner ear and the second part of the internal carotid artery; in antenatal life it appears as a separate ossification centre. Synonym: pars petrosa ossis temporalis, periotic bone, petrosal bone, petrous pyramid. (05 Mar 2000)

Lexicographical Neighbors of Petrosal Bone

petromyzont
petromyzontid
petromyzontids
petromyzontiform
petromyzonts
petronel
petronels
petronoia
petropharyngeus
petrophysics
petroproduct
petroproducts
petrorevenue
petrosa
petrosal
petrosal bone (current term)
petrosal branch of middle meningeal artery
petrosal foramen
petrosal fossa
petrosal fossula
petrosal impression of the pallium
petrosal sinus
petrosal sinus sampling
petrosal vein
petrosalpingostaphylinus
petrosals
petroselinic
petroselinic acid
petrosilex
petrosilexes

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