下列不属于有机磷农药所致烟碱样作用的临床表现是() ["肌束震颤","动作不灵活","语言不清","瞳孔缩小","血压升高"]
维生素D缺乏性佝偻病活动期主要临床表现是() ["烦躁多哭","睡眠不安,夜惊","骨骼系统改变","突然抽搐","多汗"]
足月妊娠时,羊水无回声区最大前后径为() ["10cm","2cm","4cm","5cm","6cm"]
上颌窦穿刺最适于治疗() ["急、慢性上颌窦炎","急、慢性筛窦炎","急、慢性蝶窦炎","急、慢性额窦炎","慢性全鼻旁窦炎"]
[复合型非选择题]女性,65岁,冠心病心绞痛史8年,无高血压史,夜间突发心前区疼痛8小时入院。入院时血压为150/90mmHg(20/12kPa),经心电图检查,诊断急性前壁心肌梗死此时最具特征性的实验室改变是() ["A.血清LDH水平增高","血清GOT(AST)水平增高","血清GPT(ALT)水平增高","血清CK-MB水平增高","血清肌红蛋白下降"]
腹部膨隆和腹部凹陷分别见于哪些情况?