oa SA Pharmaceutical Journal - Outer and middle ear problems : clinical

Volume 75, Issue 6
  • ISSN : 2221-5875
  • E-ISSN: 2220-1017



The ear consists of three parts: the outer ear, comprising the pinna (auricle) and external ear canal that leads inwards to the eardrum; the middle ear cavity that connects with the throat via the Eustachian tube; and the inner ear, comprising the cochlea, with its sound receptors, and the vestibular apparatus, which is associated with balance.

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