单项选择题
肾上腺常规CT扫描采用的层厚、层距分别为()
A.5mm,5mm
B.5mm,10mm
C.10mm,10mm
D.10mm,5mm
E.15mm,20mm
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相关考题
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单项选择题
常规胰腺CT扫描时,其层厚、层距分别为()
A.5mm,5mm
B.5mm,1Omm
C.1Omm,10mm
D.1Omm,5mm
E.15mm,20mm -
单项选择题
成人上腹部CT检查前30分钟口服阳性对比剂的量是()
A.50~80ml
B.100~150ml
C.200~250ml
D.300~500ml
E.600~800ml -
单项选择题
胸部CT增强扫描时扫描延迟时间为()
A.10s~15s
B.20s~25s
C.30s
D.40s~50s
E.60s
