| 单词 | atrioventricular node |
| 释义 | atrioventricular node [¦ā·trē·o´ven¦trik·yǝ·lǝr `nōd] ANATOMY A group of slow-conducting fibers in the atrium of the vertebrate heart that are stimulated by impulses originating in the sinoatrial node and conduct impulses to the bundle of His. |
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