| 单词 | conus arteriosus |
| 释义 | conus arteriosus /koh"neuhs ahr tear'ee oh"seuhs/, pl. coni arteriosi /koh"nuy ahr tear'ee oh"suy, koh"nee ahr tear'ee oh"see/. Anat., Zool. the most anterior part of the simple tubular heart of lower vertebrates and embryos of higher vertebrates, leading into the artery that leaves the heart; in mammals it forms a part of the upper wall of the right ventricle, in which the pulmonary artery originates. Also called conus. [1855-60; < NL: lit., arterial cone. See ARTERIO-, CONE] |
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