下载APP
举一反三
【单选题】第二篇 Sleep We all know that the normal human daily cycle of activity is of some 7 - 8 hours’ sleep alternating with some 16 - 17 hours’ wakefulness and that, broadly speaking, the sleep n...
A.
people hate the inconvenience of working on night shifts.
B.
your life is disturbed by changing from day to night routines and back.
C.
not all industries work at the same hours.
D.
it is difficult to find a corps of good night workers.
【多选题】有关阴离子间隙正确的是（）。
A.
指细胞外液中所测得阳离子总数和阴离子总数之差
B.
计算公式为AG=（Na++K+）-（Cl﹣HCO3﹣）
C.
正常参考值为8～16mmol／L
D.
代谢紊乱，酸性产物增加，导致代谢性酸中毒最为多见
E.
糖尿病时脂肪代谢紊乱酮体增加可致AG增加