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44
The walls of its lateral third are composed
of what? medial two thirds of what?
of what? medial two thirds of what?
The walls of its lateral third are composed
of cartilaginous extensions of the auricular cartilages; the medial two-thirds is a
bony tunnel in the petrous part of the temporal bone
of cartilaginous extensions of the auricular cartilages; the medial two-thirds is a
bony tunnel in the petrous part of the temporal bone
