See Pressure Equalization Tube.

Wax secreted from glands in the ear canal that keeps the skin of the ear dry and protects it from infection. The medical term is cerumen (sir-ROO-men).

A small transducer (earphone) that is inserted into the ear canal. Like earphones, earbuds deliver sound to the ear, but for some, they are more comfortable that earphones.

See Tympanic Membrane.

A hole in the eardrum.

Services provided by both public and private agencies to infants and toddlers and their families. These services are designed by law to support families in enhancing a child’s potential growth and development from birth to age three.