| 释义 |
atrioventricular node
noun[ C ]
anatomy specializeduk /ˌeɪ.tri.əʊ.venˌtrɪk.jə.lə ˈnəʊd/ us /ˌeɪ.tri.oʊ.venˌtrɪk.jə.lɚ ˈnoʊd/(abbreviationAV node, A-V node)
a structure in the heart that causes it to beat when it receives electrical signals:
When the atrioventricular node does not properly control the heart's rhythm, it may have to be assisted by or replaced by a pacemaker.
Post-operatively, the patient regained normal atrioventricular node function.
Atrioventricular node disease can cause variable degrees of AV block and syncope.
The atrioventricular node was a well-developed structure in each heart studied.
The signal is passed on to the atrioventricular node and then to the conduction pathways to provide electrical stimulus to the ventricles.
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