视力低于O.02，改查指数时，应从多少距离开始逐渐移近() ["A．5m","B．1m","C．0.5m","D．30cm","E．任意"]
何谓脂肪变性，脂变常发生于哪些器官?
如走到视力表前距离多远仍不能识别0.1最大视标，则检查指数（） ["A．5m","B．1m","C．0.5m","D．30cm","E．10cm"]
ERG的a波产生于() ["A．RPE细胞","B．光感受器细胞","C．双极细胞","D．神经节细胞","E．以上都不是"]
肺癌的肉眼类型有_____、_____及_____。
何谓萎缩?病理性萎缩常见有哪些类型?请各举-例说明。
