分隔母血与胎儿血的结构是？（）
A.胎盘
B.胚盘
C.胎盘隔
D.胎盘膜
E.羊膜和绒毛膜
参考答案：D
Take a vocabulary notebook with you all the time.Collect any good words, sentences or
articles, ________ wisdoms and wise sayings. [ ]
A. specially
B. particularly
C. absolutely
D. consequently
女，50岁，肝炎史，昏迷，血氨 125μmol/L，血氨升高主要发生的循环障碍是
A．乳酸循环B．三羧酸循环C．鸟氨酸循环D．丙氨酸-葡萄糖循环E．核蛋白体循环
