患者女性，49岁。发现左 * * 肿块半个月。查体：左乳内上象限可触及直径约6cm的肿块，质地硬，无压痛，表面不光滑，界限不清楚，固定不易推动，表面皮肤呈“桔皮”样改变，左腋窝未触及肿大淋巴结。
对于乳腺癌，属于治疗性手术，而不是姑息性手术的是（）
A.保留 * * 的乳腺癌切除术
B.乳腺癌根治术
C.乳腺癌扩大根治术
D.全 * * 切除术
E.单纯肿瘤切除术
F.乳腺癌改良根治术
参考答案：A, B, C, D, F
| 选择方框内所给的单词并用适当形式填空。 | |
see animals, but a small cage isn't a good place for an animal to live in. Today, zoos keep animals in 3______ kinds of cages. The cages are very big and 4______. The cages look like the 5______ habitats. Zoos help to protect animals, They protect animals in the zoo and they protect animals in the 6______. How do they do this? Zoos teach people how animals live in the wild. Zoos want people to help 7______ the "wild habitats". Many plants and animals are going extinct. 8______ say that seventy-four kinds of 9______ things go extinct every day! Zoos are working together to 10______ animals from going extinct. |