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English: A diagram of the anatomy of the human ear. Green is outer ear. Red is middle ear. ... adjusted a label: 00:49, 28 February 2021: 512 × 389 (49 KB)
Excess tears flow through the nasolacrimal duct which drains into the inferior nasal meatus. This is the reason the nose starts to run when a person is crying or has watery eyes from an allergy, and why one can sometimes taste eye drops. This is for the same reason when applying some eye drops it is often advised to close the nasolacrimal duct ...
Bigger (proportional real size) and full redraw (more realistic) of the auricle. Ossicles in white colour. Eardrum with contour. Added 3 labels. Add fundus to the bone and subcutaneous tissues, add superior auricular muscle, add transparency to middle ear, add separation between middle and inner ear, add division to internal auditory canal.
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In humans, the ear is described as having three parts: the outer ear, the middle ear and the inner ear. The outer ear consists of the auricle and the ear canal . Since the outer ear is the only visible portion of the ear, the word "ear" often refers to the external part (auricle) alone. [ 1 ]
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The ear canal (external acoustic meatus, external auditory meatus, EAM) is a pathway running from the outer ear to the middle ear.The adult human ear canal extends from the auricle to the eardrum and is about 2.5 centimetres (1 in) in length and 0.7 centimetres (0.3 in) in diameter.
The diagram shows the shape and location of most of these components: antihelix forms a 'Y' shape where the upper parts are: Superior crus (to the left of the fossa triangularis in the diagram) Inferior crus (to the right of the fossa triangularis in the diagram) Antitragus is below the tragus; Aperture is the entrance to the ear canal