antrum auris

external auditory canal

the passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of fibrocartilaginous outer and bony inner portions lined with thin skin medially and thicker skin with ceruminous glands, hair follicles, and subcutaneous fat laterally. Synonym(s): acoustic meatus (2) , antrum auris, ear canal

ex·ter·nal a·cous·tic me·a·tus

[TA] the passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus. Synonym(s): meatus acusticus externus [TA], acoustic meatus (1) , antrum auris, auditory canal, ear canal, external auditory meatus

antrum auris

(1) External acoustic meatus; meatus acousticus externus [NA6]; external auditory canal.
(2) Middle ear; auris media [NA6].

ex·ter·nal a·cous·tic me·a·tus

(eks-tĕr'năl ă-kūs'tik mē-ā'tŭs) [TA] The passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus.
Synonym(s): acoustic meatus (1) , antrum auris.

单词	antrum auris
释义	DictionarySeeexternal auditory canal antrum auris external auditory canal the passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of fibrocartilaginous outer and bony inner portions lined with thin skin medially and thicker skin with ceruminous glands, hair follicles, and subcutaneous fat laterally. Synonym(s): acoustic meatus (2) , antrum auris, ear canal ex·ter·nal a·cous·tic me·a·tus [TA] the passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus. Synonym(s): meatus acusticus externus [TA], acoustic meatus (1) , antrum auris, auditory canal, ear canal, external auditory meatus antrum auris (1) External acoustic meatus; meatus acousticus externus [NA6]; external auditory canal. (2) Middle ear; auris media [NA6]. ex·ter·nal a·cous·tic me·a·tus (eks-tĕr'năl ă-kūs'tik mē-ā'tŭs) [TA] The passage leading inward through the tympanic portion of the temporal bone, from the auricle to the tympanic membrane; it consists of a bony (inner) portion and a fibrocartilaginous (outer) portion, the cartilaginous external acoustic meatus. Synonym(s): acoustic meatus (1) , antrum auris.
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