水溶性维生素的共同特点下列哪一项是不对的() ["A．主要参与辅酶的形成，有高度的分子特异性","B．可迅速从尿中排泄","C．不需每日供给","D．缺乏后症状迅速出现","E．过量时一般不易发生中毒"]
菌血症
脑囊虫病的特点及表现是() ["A．为脑内细粒棘球蚴寄生","B．活动期可见囊虫头节","C．用Gd-DTPA头节多不增强","D．囊虫变性不引起脑水肿","E．“白靶征”指头节为高信号"]
脑弓形体病的MRI表现是() ["A．常为单发","B．T1加权像低信号病变内有点状更低信号","C．T2加权像椭圆形低信号病变内有点状更低信号","D．T2加权像椭圆形低信号病变内有点状高信号","E．病灶周围无脑水肿"]
在2岁以上小儿膳食中，碳水化合物所产的能量应占总能量的() ["A．50%～60%","B．55%～65%","C．50%～70%","D．60%～70%","E．40%～50%"]
血尿
