问题:单选题增加CT图像对比度最有效的方法是()A 增加kVpB 增加mAC 改变图像重建算法D 使用小焦点E 调低窗宽...
Monday, February 6, 2023
问题:单选题关于气管和支气管的叙述,错误的是( )。A 分颈段和胸段B 连接心脏和肺的管道C 支气管末端与肺泡相通D 气管分叉位于胸骨角水平E 颈段与喉相接于第7颈椎水平...
Friday, December 9, 2022
问题:单选题控制截断伪影的措施不包括( )。A 变换相位和频率编码方向B 缩小采集矩阵C 过滤原始资料D 减小FOVE 改变图像重建的方法...
Monday, February 5, 2024
问题:单选题常规胸椎正位摄影应取()A 仰卧位B 侧卧位C 站立位D 坐位E 俯卧位...
Sunday, September 24, 2023
问题:单选题使用0.05mm超微焦点放大摄影,允许的最大放大率为( )。A 2倍B 3倍C 4倍D 5倍E 6倍...
Monday, November 13, 2023
Friday, September 16, 2022
Thursday, September 15, 2022
Thursday, September 15, 2022
Wednesday, September 21, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022
问题:单选题下列组合,错误的是( )。A 硫酸钡—阳性对比剂B 优维显—离子型对比剂C 碘必乐—非离子型对比剂D 二氧化碳—阴性对比剂E 胆影葡胺—有机碘化物...
Thursday, November 9, 2023
Saturday, September 17, 2022
Thursday, September 22, 2022
Saturday, September 17, 2022
Wednesday, September 14, 2022
Thursday, September 22, 2022
Thursday, September 22, 2022