" /> external acoustic meatus - CISMeF





Preferred Label : external acoustic meatus;

Uberon definition : A tube running from the outer ear to the middle ear. The human ear canal extends from the pinna to the eardrum and is about 26 mm in length and 7 mm in diameter.;

Uberon synonym : external acoustic tube; external auditory tube; external auditory canal; ear canal; auditory canal;

Uberon related term : external auditory meatus; auditory meatus;

Uberon Development note : tympanic ring, which serves as support for the tympanic membrane, directs invagination of the first pharingeal cleft ectoderm to form the external acoustic meatus (EAM), which provides the outer layer of the membrane[PMID 11237469];

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A tube running from the outer ear to the middle ear. The human ear canal extends from the pinna to the eardrum and is about 26 mm in length and 7 mm in diameter.

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27/07/2025


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