下列肾功能监测的指标中,临床很少应用的是()
A.肾小球滤过率(GFR)
B.血尿素氮(BUN)
C.血肌酐(Cr)
D.肾血流量测定
E.肾小管功能测定
参考答案:D
— We believe Jack can pass his exam this time.
— Yes, I agree. _________ he works in his free time!
A.What hard
B.How hard
C.How hardly
D.What a hard
光照对动物的影响除()之外,与下列次级因素均有关系。
A、光照强度
B、明暗交替时间
C、动物视网膜的近表层细胞
D、光线的波长