| 单词 | fenestra ovalis |
| 释义 | > as lemmasfenestra ovalis 1. Anatomy. A small hole or opening in a bone, etc.; esp. applied to the two openings on the inner wall of the tympanum of the ear, fenestra ovalis, fenestra rotunda (see quot. 1884). ΘΚΠ the world > life > the body > structural parts > bone or bones > parts of bones > [noun] > opening or passage Haversian canal1838 fenestra1844 Haversian system1845 osteon1928 the world > life > the body > sense organ > hearing organ > parts of hearing organ > [noun] > other cavities window1615 vestibulum1704 vestibule1728 navicular fossa1802 saccule1836 utricle1837 membranous vestibule1842 fenestra1844 utriculus1847 1844 R. D. Hoblyn Dict. Terms Med. & Collateral Sci. (ed. 2) 121/1 Fenestra ovalis and rotunda..the oval and round apertures of the internal ear. 1854 R. Owen Struct. Skeleton & Teeth in Orr's Circle Sci.: Org. Nature I. 193 The alisphenoids..form the anterior half of the fenestra ovalis. 1870 G. Rolleston Forms Animal Life 7 An interorbital fenestra. 1877 T. H. Huxley Man. Anat. Invertebrated Animals vii. 400 An oval fenestra, covered only by a thin and transparent portion of the integument. 1884 T. Barr Man. Dis. Ear iii. i. 260 The fenestra ovalis or opening into the vestibule and the fenestra rotunda or opening into the cochlea. The fenestra ovalis is in the upper and back part of the inner wall..at the bottom of a recess..The fenestra rotunda..is also situated at the bottom of a recess in the bone. < as lemmas |
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