引起腔隙性脑梗死最常见的原因() ["A．大脑中动脉和基底动脉粥样硬化","B．高血压导致小动脉及微小动脉壁脂质透明变性","C．血流动力学异常","D．各类小栓子阻塞小动脉","E．血液异常"]
在MRI扫描中，“术后复发性髓核突出”与“术后瘢痕”的鉴别，应首选哪种成像方法() ["A．T1加权成像，增强扫描","B．T2加权成像，平扫","C．T1加权成像，平扫","D．T2加强成像，增强扫描","E．水成像"]
脑卒中患者能成功回归工作的预期因素不包括() ["A．无失语或失用","B．完成康复时自理与活动功能良好","C．运动完美或轻偏瘫","D．有白领工作","E．婚姻状况"]
当T1加权像略低信号，而质子加权和T2加权像明显高信号时称为() ["A．“亮灯泡”征","B．“靶征”","C．“半月”征","D．“晕环”征","E．“不定形”征"]
脑瘫中常见哪种类型() ["A．痉挛型","B．共济失调型","C．手足徐动型","D．混合型","E．肌张力低下型"]
轻度精神发育迟滞()重度精神发育迟滞()边缘智力()极重度精神发育迟滞()
