PTCD术的并发症是（） ["A.胆汁漏","B.脾栓塞","C.肠梗阻","D.胆囊栓塞","E.胆结石"]
131I治疗分化型甲状腺癌转移灶应停用T3（） ["1周","2周","3周","4周","5周"]
当牙本质因磨损、龋病暴露时，造牙本质细胞受到刺激而形成（） ["原发性牙本质","继发性牙本质","修复性牙本质","继发性牙骨质","原发性牙骨质"]
某中年男性，有胃脘疼痛病史，昨日因饮酒诱发呕血，血色紫黯，夹有食物残渣，口臭，口干，当天未行大便，舌红，苔黄腻，脉滑数。根据上述临床特点，下列辨病辨证特点哪项最为符合（） ["A.胃热塞盛之吐血","湿热壅滞之吐血","肝火犯胃之吐血","血瘀化热之吐血","气虚失摄之吐血"]
131I治疗分化型甲状腺癌转移灶应停用T4（） ["1～2周","2～3周","6～8周","8～10周","4～6周"]
如何了解学生的学习起点？
