第3题: [单项选择]女性,50岁,3个月前开始自觉消瘦、乏力,大便不规律,无脓血;查体:贫血貌,心肺(-),腹平软,未及包块,化验:血红蛋白60g/L,大便隐血(+)。如拟诊为肠癌,其部位最可能是() A. 盲肠 B. 肛管 C. 降结肠 D. 乙状结肠 E. 直肠 参考答案:A 答案解析:消瘦乏力等全身症状、排便习惯和形状改变以及腹部肿块均是结肠癌的常见临床表现,但不同部位的结肠癌临床表现有所区别,右半结肠癌以全身症状、贫血、腹部肿块为主要表现。左半结肠癌则以肠梗阻、腹泻、便秘、黏液血
A. He was taught to read and write by his cousin. B. He travelled in Great Britain to collect hair. C. He was a famous barber. D. He established a factory with his partners in 1771. 参考答案:C