Linked from
The 8 pages that link to Outer ear, each with the reason it gives.
AudiometryRelated: Problems here can affect air-conduction thresholds.
Auditory systemBroader topic: It gathers incoming sound before vibrations reach the middle ear.
Otitis externaNarrower topic: Otitis externa affects the canal, one part of the outer ear.
Inner earCompared with: It gathers sound rather than encoding it as neural signals.
EarBroader topic: Its shape gathers sound and guides it into the ear.
EardrumNarrower topic: The eardrum marks the boundary between the outer ear and middle ear.
EarwaxNarrower topic: The ear canal within this region is where earwax is produced.