下列哪项不是脱髓鞘疾病的常见病理改变()
A.神经纤维髓鞘破坏
B.病变分布于中枢神经系统白质
C.小静脉周围炎性细胞浸润
D.神经轴索严重坏死
E.神经细胞相对完整
参考答案:D
Knowing how well he________ his future career,I feel confident that he will make a success. [ ]
A. is preparing for
B. is prepared for
C. prepares
D. prepares for
关于鼻咽癌的CT特点,下列说法哪项正确()
A.咽隐窝变浅
B.两侧咽腔对称
C.咽肌局限性变薄
D.咽旁间隙向内移位
E.椎前淋巴结肿大