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正(t)或误(f)1.化学疗法可治愈绝大多数病人。2.症状缓解后,不一定再用化学疗法。3.化学疗法对睾丸肿瘤有效。4.化学疗法很难降低肠癌病人的癌胚抗原浓度。5.Karnofsky scale 被用于评价病人生理状况的变化。6.巨大肿瘤用周期特异性药物比非周期特异性药物的药效好。7.临床三期肿瘤病人的试验治疗,主要包括使用特殊化疗药物的速度,程度以及持续时间。8.辅助性化学疗法用来预防肿瘤复发。9.化疗药物能杀灭肿瘤细胞,但不损害正常细胞。10.生存时间长的细胞对化疗药物的损害具有巨
Positive (t) or false (f) 1. Chemotherapy can cure most patients. 2. After the symptoms are relieved, chemotherapy may not be necessary. 3. Chemotherapy is effective on testicular tumors. 4. Chemotherapy hardly reduces the carcinoembryonic antigen concentration in patients with colorectal cancer. 5. Karnofsky scale was used to evaluate changes in the patient’s physiological condition. 6. Cycle-specific drugs for giant tumors have better efficacy than non-cycle-specific drugs. 7. The trial treatment of patients with clinical stage III cancer mainly includes the speed, extent and duration of the use of special chemotherapy drugs. 8. Auxiliary chemotherapy is used to prevent tumor recurrence. 9. Chemotherapy drugs kill tumor cells but do not damage normal cells. 10. Longer-lived cells have great damage to chemotherapy drugs