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What is the anatomy of the outer ear?

What is the anatomy of the outer ear?

Ear Anatomy – Outer Ear. The outer ear comes in all types of shapes and sizes. This structure helps to give each of us our unique appearance. The medical term for the outer ear is the auricle or pinna. The outer ear is made up of cartilage and skin. There are three different parts to the outer ear; the tragus, helix and the lobule. EAR CANAL

Where does the ear canal start and end?

EAR CANAL. The ear canal starts at the outer ear and ends at the ear drum. The canal is approximately an inch in length. The skin of the ear canal is very sensitive to pain and pressure. Under the skin the outer one third of the canal is cartilage and inner two thirds is bone.

Is the outer ear made up of cartilage?

The outer ear is made up of cartilage and skin. There are three different parts to the outer ear; the tragus, helix and the lobule. EAR CANAL The ear canal starts at the outer ear and ends at the ear drum. The canal is approximately an inch in length. The skin of the ear canal is very sensitive to pain and pressure.

What are the three regions of the ear?

The human ear consists of three regions called the outer ear, middle ear, and inner ear. The oval window, also known as the fenestra ovalis, is a… READ MORE

What are the three main parts of the ear?

There are three major parts of the ear, the outer, middle and inner ear. Each contains several parts that are essential to the overall function of the ear. The outer ear is the portion of the ear that sits atop the skull, which is made of flesh and cartilage.

How to describe the parts of the ear?

Anatomically, the ear has three distinguishable parts: the outer, middle, and inner ear . The outer ear consists of the visible portion called the auricle, or pinna, which projects from the side of the head, and the short external auditory canal, the inner end of which is closed by the tympanic membrane, commonly called the eardrum.

What are the major structures of the ear?

The outer ear is composed of three parts, the pinna (or auricle), the auditory canal, and the eardrum (tympanic membrane). What are commonly called ears—the two flaplike structures on either side of the head—are actually the pinnas of the outer ear.

What parts of the ear are in the inner ear?

Inner ear, also called labyrinth of the ear, part of the ear that contains organs of the senses of hearing and equilibrium. The bony labyrinth, a cavity in the temporal bone, is divided into three sections: the vestibule, the semicircular canals, and the cochlea.