供应延髓外侧部血液的血管是
A.大脑中动脉B.大脑后动脉C.大脑前动脉D.椎动脉E.基底动脉
参考答案:D
黎明之前,脐腹作痛,肠鸣即泻,泻后即安,形寒肢冷,腰膝酸软,舌淡苔白,脉沉细。治疗首选方为()
A.四神丸
B.金匮肾气丸
C.右归丸
D.附子理中丸
E.驻车丸
In the forest corresponding to the following binary tree, how many children does node Bhave
A.31
B.2
C.3
D.4