Congenital cholesteatoma (CC ... loss that occurs when sound waves cannot efficiently travel through the outer ear canal to the eardrum and the tiny bones of the middle ear.

It protects the rest of the ear and helps us collect sound. There are 3 parts to the outer ear: The ear canal is the passage running from the outer ear to the middle ear. It is also called the meatus.

This specific type of outer ear infection deserves special attention. Occurring when water becomes trapped in the ear canal, swimmer’s ear creates an ideal environment for bacterial growth.

It turns out the human ear got off to a fishy start. Literally. A fascinating new study reveals that the mammalian outer ear has its evolutionary roots in the gills of ancient fish. This surprising ...

Your outer ear includes the pinna, the part of your ear which you can see, and the ear canal, a tunnel-like structure that leads to your middle ear. An outer ear infection is often called "swimmer ...

Scientists have traced the evolutionary origin of humans' outer ears to the gills of ancient fish through a series of gene-editing experiments.

The presence of two types of hair cells, the inner and outer hair cells ... discovered that sound is produced by the inner ear. These sounds can be measured by placing a sensitive microphone in the ...

Muffled hearing occurs when sound waves have trouble passing through the outer, middle ... Earwax prevents dirt and debris from entering the ear canal, and it also acts as a lubricant for ears.

Conductive hearing loss occurs when sound can’t pass through your outer ... your ear until you no longer hear the sound. Your doctor then moves the tuning fork in front of your ear canal until ...

It affects the skin of the outer ear and the skin inside of the ear canal. Excess moisture in the ear canal is ... Hearing loss in children. MedlinePlus. Cholesteatoma. Medline Plus. Ear, nose, and ...