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单词 mitral valve
释义

WordReference Random House Unabridged Dictionary of American English © 2024
mitral valve′, [Anat.]
  1. Anatomythe valve between the left atrium and left ventricle of the heart, consisting of two triangular flaps of tissue, that prevents the blood from flowing back into the atrium. Also called bicuspid valve. Cf. tricuspid valve. 
  • 1685–95

Collins Concise English Dictionary © HarperCollins Publishers::
mitral valve n
  1. the valve between the left atrium and the left ventricle of the heart, consisting of two membranous flaps, that prevents regurgitation of blood into the atrium
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