animal : anthropotomy > vein aqueduct



Contents ·No. 1 ·Containing Phrases ·More results... No. 1 　　静脉导管 venous duct 　　即阿兰蒂氏静脉导管（ductus venosus aran-tii）。是哺乳类胎儿期连接肝脏而产生的静脉。当家囊或胎盘发达后，从尿囊或胎盘来的一部分血液，自尿膜静脉（allantoic vein）即脐静脉（umbilicalvein），通过此静脉导管直接进入后大（或下腔）静脉。而其余部分的血液，则不经过静脉导管，而是经肝门静脉汇合于后大（或下腔）静脉。静脉导管随着尿囊和胎盘的发育而增大，但是，胎儿出生后，随着尿囊和胎盘机能的消失，静脉导管退化。在鸟类胚胎上，亦将相当于静脉导管的器官称为静脉导管。 Containing Phrases central venous catheter Vein aqueduct Shuangqiang Vein aqueduct Sanqiang Vein aqueduct Danqiang vein aqueduct catch only one time vein aqueduct Central venous catheter Bale transvenous catheter pacemaker periphery central venous catheter standard central venous catheter Central venous catheter Danqiang Central venous catheter Shuangqiang Central venous catheter Sanqiang Danqiang central venous catheter Share vein Yongzhongji vein aqueduct Periphery spike central venous catheter pass through Periphery Vein use central venous catheter Subclavian vein use central venous catheter Jugular use central venous catheter