檢視肺动脉的原始碼

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| style="background: #008080" align= center|  '''<big>肺动脉</big> '''

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[[File:U=4243735275,2296726463&fm=26&gp=0.jpg|缩略图|居中|[https://ss0.bdstatic.com/70cFuHSh_Q1YnxGkpoWK1HF6hhy/it/u=4243735275,2296726463&fm=26&gp=0.jpg 原图链接][https://image.baidu.com/search/detail?ct=503316480&z=0&ipn=d&word=%E8%82%BA%E5%8A%A8%E8%84%89&step_word=&hs=0&pn=0&spn=0&di=117040&pi=0&rn=1&tn=baiduimagedetail&is=0%2C0&istype=0&ie=utf-8&oe=utf-8&in=&cl=2&lm=-1&st=undefined&cs=4243735275%2C2296726463&os=176549919%2C1585203016&simid=4127777902%2C585200440&adpicid=0&lpn=0&ln=1522&fr=&fmq=1607649832121_R&fm=&ic=undefined&s=undefined&hd=undefined&latest=undefined&copyright=undefined&se=&sme=&tab=0&width=undefined&height=undefined&face=undefined&ist=&jit=&cg=&bdtype=0&oriquery=&objurl=http%3A%2F%2Fspider.nosdn.127.net%2F7171f7ee06797363d7dc9a1f31f70183.gif&fromurl=ippr_z2C%24qAzdH3FAzdH3F1y_z%26e3B8mn_z%26e3Bv54AzdH3FedAzdH3Fw6ptvsjAzdH3F1jpwtsAzdH3FDGEFDbKBac89TldI_z%26e3Bip4s&gsm=1&rpstart=0&rpnum=0&islist=&querylist=&force=undefined来自 百度 的图片]]]

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肺动脉是由右心室肺动脉圆锥发出后至主动脉弓下方，约在第[[5胸椎]]高度分为左右肺动脉。在肺动脉的起始部有3个肺动脉瓣，该瓣顺血流开启，逆血流关闭。肺动脉内流的是含[[二氧化碳]]的静脉血。