男，32岁，农民，腹痛、腹泻半个月，大便4～8次/天，量多，暗红色，有腥臭，肉眼可见血液及粘液，无发热，右下腹隐痛。大便镜检：WBC(+)/HP，RBC(+++)/HP。最可能的诊断是() ["A．血吸虫病","B．急性菌痢","C．弯曲菌肠炎","D．阿米巴痢疾","E．慢性非特异性溃疡性结肠炎"] 尿路梗阻的常见原因是() ["A．前列腺增生症","B．输尿管结石","C．输尿管狭窄","D．输尿管囊肿","E．以上均是"] 女性腹腔最低部位是() ["A．子宫直肠窝","B．肝肾间隙","C．膀胱直肠窝","D．脾肾间隙","E．以上都不是"] 男，35岁，农民，腹痛、腹泻半个月，大便4～9次/天，量多，暗红色，有腥臭，肉眼可见血液及粘液，无发热，左下腹隐痛。大便镜检：WBC2～3个/HP，RBC(+++)/HP。该病人最可能的诊断是() ["A．血吸虫病","B．急性菌痢","C．弯曲菌肠炎","D．阿米巴痢疾","E．慢性非特异性溃疡性结肠炎"] 男，29岁，发热36d，体温37～38℃，伴右上腹疼痛，盗汗，消瘦明显。查体：右下肺呼吸音减弱，局部皮肤水肿，肝肋下3cm，有压痛及叩痛。血象：Hb100g/L，WBC12×10/L，N0.80，L0.20。3年前有慢性腹泻史。最可能的诊断是() ["A．阿米巴肝脓肿","B．细菌性肝脓肿","C．肺脓肿","D．肝癌","E．肺结核"] 农民，2周前出现腹泻，为果酱样大便，日达7～10次，伴右下腹部压痛，无发热，无里急后重，大便常规发现夏-雷晶体，诊断是()