下列能导致组织液生成增多的因素是()
A.毛细血管的通透性降低
B.血压降低
C.血浆胶体渗透压降低
D.血浆晶体渗透压降低
E.红细胞数减少
参考答案:C
关于内暴露标志物,下列叙述错误的是()
A.外源性物质进入人体的可靠依据
B.与外环境暴露比较可增加可靠性
C.由于个体差异造成仅能定性测量
D.常用于外源性致癌物的暴露水平
E.可用于探讨肿瘤发生的病因
A luxury express train jumped the tracks on a bridge in eastern India, killing at least 50 on the spot. According to the Northern Railway spokesman, the death ______ is expected to rise.
A.figure
B.toll
C.span
D.yield