The ear canal is a small, tube-like pathway that extends from the outer ear to the eardrum. A range of health problems can affect this sensitive area, including infection, inflammation, and injury ...

Ear's anatomy elegant, but delicate. ... In the center of the pinna is the ear canal that leads to the eardrum, a thin and fragile structure also called the tympanic membrane.

Anatomy and Function . The ear canal is the hollow tube portion of the ear that connects the pinna, or outer cartilage ...

Ear anatomy shows warm-blooded animals evolved 233 million years ... from very low body temperature fishes to the very high temperatures of mammals, in the size of the semicircular canal,” he says.

Too much earwax buildup in your ear canal may make “crackling” noises as you move your jaw. This may happen naturally. It can also be caused by using cotton swabs to clean your ear.

If your ear is bleeding, it could be caused by anything from something stuck inside to a torn eardrum. Find out the common causes, how you can treat it, and when to call the doctor.