下列疾病中可通过血液检查确诊,除外() ["A.伤寒","B.疟疾","C.乙脑","D.细菌性痢疾","E.钩体病"]
食品脱水去掉水分主要为() ["结合水","溶解水","自由水","溶解水和自由水","结合水、溶解水、自由水"]
某男性,急性乐果重度中毒72小时后出现肌力明显减低,此时应考虑() ["有机磷农药急性中毒神经系统后遗症","胆碱能危象","有机磷农药中毒中间肌无力综合征","急性中毒","中毒性周围神经病"]
一定温度下杀死食品中某细菌菌量90%的时间称为该菌在该温度下90%递减时间,用哪项表示() ["D(DRT)值","F值","Z值","TTT","以上全不是"]
人群感染疟疾后,获得的免疫力为() ["一定的免疫力,但不持久","终生免疫","无免疫力","有交叉免疫","以上均不对"]
阐述髓内病变、髓外硬膜内病变和硬膜外病变的鉴别要点。