结核性腹膜炎的典型体征是（） ["腹部压痛","腹部反跳痛","腹壁柔韧感","下腹部包块","肠鸣音亢进"]
慢性呼吸衰竭最常见的病因是（） ["A.胸廓病变","B.重症肺结核","C.阻塞性肺疾病","D.肺间质纤维化","E.尘肺"]
戴上大腿假肢后出现外展步态，可能原因为（） ["长度过短","长度过长","外旋过度","接受腔过松","假肢过轻"]
配对计量资料比较的t检验公式的分母是（） ["差值的均数","差值的标准差","差值均数的标准误","差值的平方根","差值的方差"]
渗出型结核性腹膜炎诊断困难时，可考虑（） ["结肠镜","腹部CT","结核菌培养","腹腔镜","剖腹探查"]
肾囊肿
