水痘的传染期为() ["出疹前24h至病损结痂","出疹前12h至病损结痂","出疹前6h至病损结痂","出疹前2h至病损结痂","出疹前48h至病损结痂"]
关于水痘不符合的是() ["皮疹成批出现,斑疹、丘疹、疱疹和结痂同时存在","皮疹呈向心性分布","仅由呼吸道传播","病人为主要传染源","水痘为自限性疾病,病程10天左右"]
关于麻疹的叙述,以下哪项不正确() ["病人是唯一传染源","只通过呼吸道传染","凡未患过麻疹或未接种过麻疹疫苗者为易感者","感染后可终身免疫","潜伏期末2~3天至出疹后5天有传染性"]
对于麻疹患儿隔离时间正确的是() ["对患儿采取呼吸道隔离至出疹后10天,有并发症者延至出疹后5天","对患儿采取呼吸道隔离至出疹后5天,有并发症者延至出疹后20天","对患儿采取呼吸道隔离至出疹后5天,有并发症者延至出疹后10天","对患儿采取呼吸道隔离至出疹后10天,有并发症者延至出疹后20天","对患儿采取呼吸道隔离至出疹后20天,有并发症者延至出疹后10天"]
对于麻疹患儿发热的护理正确的是() ["酒精擦浴","冷敷降温","立即给予退热药物","超过40℃时给予少量退热剂","不予处理"]
《电业安全工作规程》规定电气工作人员应具备哪些条件?