患者男,51岁。有结核病接触史,吸烟30余年,无自觉症状。体检时胸片发现左上肺于第2前肋间近外侧胸壁处有直径约3cm的肿块阴影,边缘较模糊,痰液检查未发现癌细胞,亦未找到抗酸杆菌,支纤镜检阴性。如果该患者术后病理报告为小细胞肺癌,关于SCLC放疗的正确说法是()
A. 同步放化疗时,放疗的时间宜在化疗开始后6周内
B. 预防性全脑放疗(PCI)的最佳时间是化疗CR后
C. 预防性全脑放疗(PCI)的放射剂量是2500cGy/10F
D. 局限期SCLC多提倡加速超分割治疗
E. SCLC伴上腔静脉压迫应首选放疗
F. 目前的研究证据不支持预防性全脑放疗
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促进婴儿感知觉发展的目的主要是()
A. 促进体格发育
B. 促进神经精神发育
C. 促进消化吸收功能
D. 促进代谢功能
E. 促进内分泌功能
男性,67岁,有长期吸烟史,脊柱手术后卧床2周,出现右腿小腿疼痛、紧束感,并逐渐出现下肢水肿。护士应考虑到病人可能出现了()
A. 肌肉萎缩
B. 水、电解质紊乱
C. 关节炎
D. 切口感染
E. 下肢静脉血栓形成
超速离心分析法的原理是根据颗粒在重力场中移动的速度和颗粒的密度大小及形状有关,并且又与重力场的强度和液体的下列哪一项有关()。
A. 浓度
B. 黏度
C. 温度
D. pH
E. 离子强度
A customer has budget sign-off to purchase a new p5-550 2-way server to replace their aging 2-way 7025-6F0. They like the advantages of the Simultaneous Multi Processing (SMT) ability of this server. Their application is certified at AIX 5.2 and is scheduled for AIX 5.3 certification in six months. The Chief Information Officer is concerned that they will lose the budget if they do not purchase the server this fiscal year. What is the most relevant and cost-effective advice the pSeries technical specialist can offer?()
A. Purchase a 4-way p630 to compensate for not using SM
B. Purchase the p5-550 server and install AIX 5.2, which can be upgraded to AIX 5.3 later.
C. Purchase the p5-550 server and install AIX 5.2 and enable SM
D. Suspend the purchase of a new machine at this time and upgrade the current server to a 4-way server.