(接上期)四、癌症化疗一定会呕吐得很厉害吗?化疗就是应用抗肿瘤药物阻止癌细胞的增殖、浸润、转移,直至最终杀灭癌细胞的一种治疗方式。传统的化疗药物都具有细胞毒性,能作用于呕吐中枢和化学感受器触发区,也可以通过刺激胃和小肠黏膜,产生致吐作用。但并不是所有的化疗药物都能导致严重的呕吐反应。化疗药物所致呕吐主要取决于所使用药物的催吐潜能,一般可分为高度、中度、低度和轻 (Continued) Fourth, cancer chemotherapy will vomit very powerful it? Chemotherapy is the application of anti-cancer drugs to prevent cancer cell proliferation, invasion, metastasis, and ultimately kill cancer cells as a treatment. Traditional chemotherapy drugs are cytotoxic, can act on the vomit center and chemoreceptor trigger zone, but also by stimulating the stomach and small intestine mucosa, the production of emetic role. But not all chemotherapy drugs can cause severe vomiting. Chemotherapy-induced vomiting mainly depends on the emetic potential of the drug used, generally divided into high, moderate, low and light