单词 | mitral valve |
释义 | > as lemmasmitral valve mitral valve n. †(a) either of the two cusps of the left atrioventricular valve (obsolete); (b) the left atrioventricular valve. ΘΚΠ the world > life > the body > vascular system > heart > [noun] > valve valve1615 portal1666 tricuspid valve1671 mitral valve1696 mitral1835 1693 tr. S. Blankaart Physical Dict. (ed. 2) 141 Mitrales Valvulæ, see Episcopales.] 1696 W. Cowper in Philos. Trans. 1695–7 (Royal Soc.) 19 237 The three tricuspid valves in the right, and two mitral valves in the left ventricle opposing its return into the veins. 1860 O. W. Holmes Professor at Breakfast-table xi. 326 Heart hits as hard as a fist,—bellows-sound over mitral valves. 1873 St. G. Mivart Lessons Elem. Anat. x. 408 The left auriculo-ventricular opening is guarded by two flaps, forming what is called the mitral valve, from a fancied resemblance to a bishop's mitre. 1913 Cunningham's Text-bk. Anat. (ed. 4) 878 Each [papillary muscle] is connected by chordæ tendineæ with both cusps of the mitral valve. 1989 Q. Jrnl. Med. 72 679 It is now generally accepted that mitral valve prolapse is not a cause of chest pain. < as lemmas |
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