| 单词 |
subsidiary atrial pacemaker |
| 释义 |
subsidiary atrial pacemaker sub·sid·i·ar·y a·tri·al pace·mak·ersecondary source for rhythmic control of the heart, available for controlling cardiac activity if the sinoatrial pacemaker fails; usually located within the crista terminalis and atrial free wall near the inferior vena cava.sub·sid·i·ar·y a·tri·al pace·mak·er (sŭb-sid'ē-ar-ē ā'trē-ăl pās'māk-ĕr) Secondary source for rhythmic control of the heart, available for controlling cardiac activity if the sinuatrial pacemaker fails; located within the crista terminalis and atrial free wall near the inferior vena cava. |
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