Fundus ventricularis

例句：

1. 1. The patient's condition was stabilized after the operation.
   手术后，患者的病情得到了稳定。
2. 2. The heart's Fundus Ventricularis is responsible for pumping blood throughout the body.
   心脏的底部负责将血液泵送到全身。
3. 3. During atrial fibrillation, the Fundus Ventricularis can become enlarged and irregular.
   在房颤期间，心室底部可能会变大且不规则。