患者,女,19岁,左下后牙治疗后自觉牙浮出,咬合剧烈疼痛2天。检查:左下7见白色暂封物,叩(+++),松(-),根尖区无压痛及脓肿形成,牙龈充血,病历记载2天前该牙行根管预备。主诉牙的初步诊断最有可能为() ["急性根尖周炎","急性牙髓炎","残髓炎","冠周炎","龈乳头炎"]
乙脑的主要症状是() ["休克","高热","抽搐","肾功能衰竭","呼吸功能衰竭"]
闭合性损伤中最容易损伤的脏器是() ["肾","肝","脾","肠系膜","小肠"]
颈深部化脓性蜂窝织炎的临床处理是()。 ["不可行气管切开","穿刺引流","长期抗生素治疗","早期切开彻底引流","避免手术治疗"]
在急救现场如有少量肠管脱出,采取() ["送回腹腔","用消毒碗覆盖保护包扎","用清洁碗覆盖保护包扎","消毒后送回腹腔","消毒单包裹"]
成熟卵泡破裂的原因可能为()或()。