依据病情,慢性支气管炎可分为()。 ["急性发作期、慢性迁延期、临床缓解期","急性发作期、慢性迁延期","急性发作期、临床缓解期","潜伏期、急性发作期、慢性迁延期","潜伏期、急性发作期、临床缓解期"]
处方标准由以下机构统一规定() ["卫生部","省级行政管理部门","医疗机构","医疗机构按照法律法规制定","省级卫生行政部门"]
肌萎缩侧索硬化下列哪部位常首先受累() ["胸段脊髓","颈段脊髓","腰段脊髓","颈膨大前角细胞","以上均不正确"]
做空股票认购期权,()。 ["损失有限,收益有限","损失有限,收益无限","损失无限,收益有限","损失无限,收益无限"]
功能破气消积、化痰除痞,上能治胸痹,中能消食积,下可通便秘,兼治脏器下垂的药物是() ["厚朴","木香","瓜蒌","大黄","枳实"]
为什么急性腹膜炎严重者可引起中毒性休克或肠梗阻等严重并发症,轻者可自愈?