2023年7月24日 · The external ear is the visible part of the hearing apparatus. It is comprised of the auricle (pinna) and external auditory canal, including the lateral surface of the tympanic membrane. Together with the tympanic membrane and the …

The outer ear, external ear, or auris externa is the external part of the ear, which consists of the auricle (also pinna) and the ear canal. [1] . It gathers sound energy and focuses it on the eardrum (tympanic membrane). The visible part is called the auricle, also known as …

2020年8月16日 · This article will focus on the anatomy of the external ear – its structure, neurovascular supply and clinical correlations. The external ear can be divided functionally and structurally into two parts; the auricle (or pinna), and the external acoustic meatus – which ends at the tympanic membrane.

2022年11月24日 · Learn about the parts of the outer ear: the auricle, external acoustic meatus, and related clinical conditions. Learn this topic at Kenhub.

2023年11月3日 · At the external ear, sound waves captured by the auricle enter the external acoustic meatus, and travel through it to the tympanic membrane. Under the strike of the wave, the membrane moves medially, affecting the handle of the malleus attached to the medial surface of the tympanic membrane.

2025年1月22日 · The external ear refers to the outermost part of the ear, which is responsible for collecting sound and directing it into the auditory system. It is made up of two primary components: the auricle (or pinna) and the external auditory canal (also known as the ear canal).

The external ear (also outer ear, auricular region of the head, Latin: auris externa) is the outer part of each ear consisting of the auricle and external acoustic meatus. At the deep end of the external acoustic meatus, separating the external ear from the …

Let’s start with the external ear, which is by far the most common anatomical spot to hang earrings from. The external ear is actually a complex structure made of the auricle, also called the pinna; and the external acoustic meatus.

There are three different parts to the outer ear; the tragus, helix and the lobule. 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.

2021年11月15日 · The ear can be divided into external, middle and inner parts. The external ear contains the auricle, external auditory meatus and tympanic membrane. These structures all work together to conduct and amplify sound waves into the middle ear.