3D Osteology
All visual materials are sourced directly from the app 3D Osteology
The semicanal for the auditory tube is the lower canal of the 2 musculotubal canals. It transmits the auditory tube. (1,8,16)
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The semicanal for the auditory tube is the lower canal of the 2 musculotubal canals. It transmits the auditory tube. (1,8,16)
The semicanal for tensor tympani is the upper canal of the 2 musculotubal canals. It transmits the tensor tympani muscle. (1,8,16)
The musculotubal canal is divided into 2 semicanals by a bony septum. It leads into the tympanic cavity and opens anterior to the external opening of the carotid canal. (1,8,16)
The internal opening of the carotid canal is situated on the apex of the petrous part of the temporal bone. (1,15)
The external opening of the carotid canal is situated on the inferior surface of the petrous part of the temporal bone medial to the jugular fossa. (1,15)