write the structure of the external ear
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Answers
Answer:
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. ... The middle ear is a narrow air-filled cavity in the temporal bone.
Answer:
The ear can be divided into three parts; external, middle and inner. 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.
Explanation:
Anatomy and Physiology of the Ear
External or outer ear, consisting of: Pinna or auricle. This is the outside part of the ear. ...
Tympanic membrane (eardrum). The tympanic membrane divides the external ear from the middle ear.
Middle ear (tympanic cavity), consisting of: Ossicles. ...
Inner ear, consisting of: Cochlea