肺主动脉是在胎儿时期时由第六对主动脉弓衍生而来。
The main pulmonary arteries are derived from the sixth aortic arch during intrauterine development.
结论：大鼠尾加压素II是大鼠肺主动脉有效的血管收缩剂，细胞信号转导通路MAPK的激活参与其收缩效应。
CONCLUSION: rat U-II was a potent vasoconstrictor of rat main pulmonary arteries and this response was mediated through MAPK.
用自体移植物代替主动脉根，然后再缚上肺自体移植物。
Use the autograft to replace the aortic root and then attach a pulmonary homograft.
一些本来经主动脉输送到全身的血液通过这个连接分流到肺去获取氧。
Some of the blood traveling through the aorta towards the body will "shunt" through this connection and flow into the pulmonary artery to receive oxygen.
CT的高灵敏性和高特异性在排除肺栓赛(PE)和主动脉壁夹层形成是非常有效地。
Ct has been very effective, with high sensitivity and specificity in ruling out pulmonary embolism (PE) and aortic dissection.
该诊断结果能“排除三个主要并发症的主要原因：冠心病，肺栓赛和主动脉壁夹层形成”来自Jacksonville佛罗里达大学的Dr。
The protocol can "rule out the three major causes of complications: coronary artery disease, pulmonary embolism and aortic dissection, " said Dr.
该诊断结果能“排除三个主要并发症的主要原因：冠心病，肺栓赛和主动脉壁夹层形成”来自Jacksonville佛罗里达大学的Dr。
The protocol can "rule out the three major causes of complications: coronary artery disease, pulmonary embolism and aortic dissection, " said Dr.
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