观察病人面色时应首先注意区分()。
A.常色与病色
B.主色与客色
C.善色与恶色
D.客色与病色
E.主色与病色
参考答案:A
Working in conjunction, the two processes,______,contribute to what Piaget terms the central. process of cognitive adaptation.
A.assimilation and accommodation
B.recognition and realization
C.generalization and contribution
D.recommendation and conjuction
年龄<2个月的婴儿不建议使用氯己丁消毒皮肤。