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  • word of the day

    aortic valve

    aortic valve - 365bet中国官方网站 definition and meaning for word aortic valve

    Definition
    (noun) a semilunar valve between the left ventricle and the aorta; prevents blood from flowing from the aorta back into the heart

  • Word used in video below:
    text: full-sized aortic pumps
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