肾上腺腺瘤的CT表现多为低密度,主要原因是其内含有()
A.液体
B.脂类
C.空气
D.蛋白质
E.出血
参考答案:B
138. Have you heard of it? Firefighters rushed into a burning house, three of them unfortunately _____ in and ______ their lives.
A.caught; losing
B.catching; lost
C.caught; lost
D.catching; losing
符合毒性反应的描述()
A.与剂量无关的不良反应
B.在治疗量下出现的不良反应
C.由于遗传因素所致的代谢异常
D.剂量过大或用药时间过长时出现的不良反应
E.属于变态反应