The presence of two types of hair cells, the inner and outer hair cells, in the organ of Corti was appreciated nearly a 100 ... ears revealed that the mechanical frequency selectivity in the living ...

while an abscess or cyst may need to be drained or surgically removed. In rare cases, surgery may be needed to remove a tumor or treat an infection. A lump behind the ear can be caused by many ...

Swimmer’s ear refers to an outer ear and ear canal infection ... Cholesteatoma is an abnormal growth or cyst that gets ...