这个词是什么意思？
The muscular structure separating the right and the left lower chambers (HEART VENTRICLES) of the heart. The ventricular septum consists of a very small membranous portion just beneath the AORTIC VALVE, and a large thick muscular portion consisting of three sections including the inlet septum, the trabecular septum, and the outlet septum.
中文名称索引；定义为 MeSH 英文原文，尚未逐条译审。MESH:D054088 · MeSH 2026。
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