哪种塑料单体对人体无害() ["氯乙烯","苯乙烯","乙烯","甲醛","乙醛"]
空腹血糖升高最常见的是() ["胰岛β细胞瘤","糖尿病","肾上腺皮质功能亢进","颅内压升高","运动后"]
食品强化的要求是() ["明确对象和目的","接受强化食品的人数多","保证食品卫生","强化食品营养价值高","营养全面"]
下列哪种不是防腐剂() ["苯甲酸及钠盐","三梨酸及钾盐","丁基羟基茴香醚","对羟基苯甲酯类","乳酸链球菌素"]
休克患者应用血管活性药物的注意事项有哪些?
骨折患者石膏固定的护理要点有哪些?