ductus的例句（ductus在句子中的用法）

• Methods: Umbilical vein, ductus venosus and venous ligament and ligamentum teres hepatis anatomized, observed and measured. 方法: 解剖观测脐静脉 、 静脉导管及肝圆韧带、静脉韧带等.
• What are the symptoms of a patent ductus arteriosus? 动脉导管未闭有哪些症状?
• Figure B shows a heart with a patent ductus arteriosus. 图B显示了存在“开放性动脉导管”问题的心脏.
• Most babies have a closed ductus arteriosus by 72 hours after birth. 大多数婴儿在出生后72小时内动脉导管闭合.