The bony part is much shorter in children and is only a ring (annulus tympanicus) in the newborn.

Due to its relative exposure to the outside world, the ear canal is susceptible to diseases and other disorders.

Some disorders include: Earwax, also known as cerumen, is a yellowish, waxy substance secreted in the ear canals.

It plays an important role in the human ear canal, assisting in cleaning and lubrication, and also provides some protection from bacteria, fungi, and insects.

If left untreated, cerumen impaction can also increase the risk of developing an infection within the ear canal.