cartilage of auditory tube

car·ti·lage of pha·ryn·go·tym·pan·ic tube

[TA]
the trough-shaped cartilage that forms the medial wall, roof, and part of the lateral wall of the pharyngotympanic tube.

cartilage of auditory tube

the cartilage on the inferomedial surface of the temporal bone that supports the walls of the cartilaginous portion of the auditory tube.