词汇 | oval-window |
释义 | oval window noun[ Cusually singular ] anatomy specializeduk /ˌəʊ.vəl ˈwɪn.dəʊ/ us /ˌoʊ.vəl ˈwɪn.doʊ/ an opening that connects the middle ear to the cochlea in the inner ear(= a twisted tube that is the main organ of hearing): Conductive hearing loss involves structures from the external ear to the oval window. These three small bones transmit vibrations across the middle ear, from the tympanic membrane to the oval window. It is believed that high-pitched sounds peak close to the oval window. Sound waves in the air are transmitted from the middle ear to the cochlea through the oval window, making the basilar membrane vibrate. At the base, near the oval window, the basilar membrane is narrower and thicker. The ear antihelix antitragus audiological audiology auditory tube cochlea eardrum earlobe incus labyrinth labyrinthitis malleus mastoid cell membranous labyrinth organ of Corti saccule sacculus semicircular canal snug piercing stapedial |
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