Anatomy Of Outer Ear

This article will focus on the anatomy of the external ear its structure neurovasculature and its clinical correlations. This is the outside part of the ear.

Earache Medlineplus Medical Encyclopedia

Middle ear tympanic cavity consisting of.

Anatomy of outer ear. Ear anatomy outer ear. The skin of the ear canal is very sensitive to pain and pressure. Ear canal the ear canal starts at the outer ear and ends at the ear drum.

The outer ear consists of three parts. The outer ear is made up of cartilage and skin. The first is an outer funnel like structure called the auricle or pinna.

The tympanic membrane divides the external ear from the middle ear. The auricle or pinna and the external acoustic meatus which ends at the tympanic membrane. The outer ear external ear or auris externa is the external portion of the ear which consists of the auricle also pinna and the ear canal.

The outer ear includes. There are three different parts to the outer ear. The tragus helix and the lobule.

The canal is approximately an inch in length. External auditory canal or tube. It gathers sound energy and focuses it on the eardrum tympanic membrane.

The second is an s shaped tube called the external acoustic meatus or external auditory canal that leads inward through the temporal bone for about 25 centimeters figure 1. The external ear can be divided functionally and structurally into two parts. External or outer ear consisting of.

Sound travels through the auricle and the auditory canal a short tube that ends at the eardrum. This is the tube that connects the outer ear to the inside or middle ear. Auricle cartilage covered by skin placed on opposite sides of the head auditory canal also called the ear canal eardrum outer layer also called the tympanic membrane the outer part of the ear collects sound.

Anatomy And Physiology Of Ear By Maghan Das