关于重度一氧化碳中毒表现，描述不正确的是（）
A.痴呆状态
B.精神意识障碍
C.浅昏迷
D.大脑皮质局灶性功能障碍
E.锥体系统损害体征
参考答案：C
John is the only one of the students in the class who never _____ a mistake even when it is pointed out to him.
A．admits making
B．admitted to make
C．admitted making
D．admitted having made
视觉失认病灶部位一般在枕叶副纹区与纹周围区，特别是优势大脑半球，支配血管为（）
A.大脑前动脉
B.大脑后动脉
C.大脑中动脉
D.大脑颞枕动脉
E.大脑顶枕动脉
