腰穿测压后压腹实验通畅,压迫左侧颈静脉脑脊液压力不上升,压迫右侧颈静脉脑脊液压力上升,这说明阻塞在左侧()
A.颈动脉
B.横窦
C.直窦
D.上矢状窦
E.海绵窦
参考答案:B
—Did you go to Joe's birthday party last night ?
—No , I _____ . [ ]
A. didn't invite
B. wasn't inviting
C. wasn't invited
D. am not invited
轻度心肌炎
A.心脏搏动减弱B.反向搏动点上移C.心脏搏动正常D.心脏局部矛盾运动E.相反搏动点下移 请指出下列心脏病变的透视特点