哪项为胶质母细胞瘤的镜下特点()
A.肿瘤细胞单一组织学形态
B.肿瘤细胞直径大小基本相等
C.肿瘤细胞核分裂象少见
D.供血血管丰富
E.起源于血管内膜的间质纤维增生
参考答案:D
A laborer is paid $8 per hour for an 8-hour day and
times that rate for each hour in excess of 8 hours in a singe day. If the laborer received $ 80 for a single day’s work, how long did he work on that day
胰岛素依赖型糖尿病多发于
A.婴幼儿B.青少年C.青年D.壮年E.中老年