what does the student give to Professor Weston A. Some paintbrushes. B. A bouquet of flowers. C. Some drawing. D. A textbook. 参考答案:C 答案解析:文中女士说“Here are some examples, mostly flowers and landscapes”。
第35题: [单项选择]腰椎椎间盘CT扫描的层厚/层距通常为 A. 10ram/10mm B. 8mm/8mm C. 5mm/5mm D. 3~5mm/3~5mm E. 1mm/1mm 参考答案:D 答案解析:腰椎间盘可选管电流225mA,层厚、层距3~5mm,逐层连续扫描。根据病变的好发部位,较多进行腰3~4,腰4~5,腰 5~骶1椎间盘扫描检查。