血管成形术的导丝应具备哪些性能?
干扰素的主要生物学作用有() ["A．抗增殖作用 ","B．抗血管生成 ","C．增强细胞表面抗原的表达 ","D．调节细胞分化 ","E．抗病毒作用 "]
PaCO2原发性增加可见于()PaCO2原发性减少可见于()HCO3-继发性增加可见于() ["A．代谢性酸中毒","B．代谢性碱中毒","C．呼吸性酸中毒","D．呼吸性碱中毒","E．酸碱平衡正常"]
感觉性失语的主要言语特征() ["A．理解障碍重于表达障碍 ","B．表达障碍重于理解障碍 ","C．非流畅性自发言语 ","D．电报式言语 ","E．自发性找词困难"]
目前公认进行生物治疗有客观疗效的肿瘤是() ["A．浅表性膀胱癌 ","B．肾癌 ","C．前列腺癌 ","D．阴茎癌 ","E．睾丸精原细胞瘤 "]
浅谈介入放射的治疗针有哪些特点?
