| 单词 | conus arteriosus |
| 释义 | conus arteriosus in American English (ˈkounəs ɑːrˌtɪəriˈousəs) nounWord forms: plural coni arteriosi (ˈkounai ɑːrˌtɪəriˈousai, ˈkouni ɑːrˌtɪəriˈousi) Anatomy & Zoology 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 rightventricle, in which the pulmonary artery originates Also called: conus Word origin [1855–60; ‹ NL: lit., arterial cone. See arterio-, cone] |
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