缺铁性贫血患儿对感染的易感性高。最可能的机制为()。
A.细胞免疫功能缺陷
B.微量元素缺乏
C.能量和蛋白质营养不良
D.体温较低
E.体液免疫功能缺陷
参考答案:A
— What do you think of your trip to Yunnan?
— I really enjoy it. I didn't expect it was wonderful.[ ]
A. as
B. more
C. most
D. very
患者,女,28岁,已婚。每于经行小腹冷痛,得热痛减,月经量少,持续2~3d,色黯,质稀,腰腿酸软,舌淡苔白,脉沉细尺弱。其治法是()
A.散寒除湿止痛
B.温经暖宫止痛
C.行气活血止痛
D.利湿活血止痛
E.益肾养肝止痛