患儿，3个月男婴，因吃奶差5天，嗜睡1天入院。体检：嗜睡状，面色略苍灰，深大呼吸，前

Which of the following home regimens should the nurse suggest to relieve itching in children with chicken pox

A. Generous amounts of fine baby powder.
B. Oatmeal preparation baths.
C. Terrycloth towels moistened with hydrogen peroxide.
D. Cool compresses moistened with a weak salt solution.

下列关于完全性右束支阻滞心电图表现的描述不正确的是（）

A.V₁或V₂导联QRS呈rsR′型

B.Ⅰ、V₅、V₆导联S波增宽

C.V₁、V₂导联T波倒置

D.V₁导联R峰时间>0.05秒

E.Ⅰ、V₅、V₆导联T波与QRS主波方向相反

华法令抗凝机理是：

A．依赖AT3，抑制多种凝血因子

B．络合钙离子

C．抗血小板

D．抑制凝血酶活性

E．拮抗维生素K

______ great picture! Who painted it?

A．How

B．What

C．How a

D．What a

发热机体常出现()

A．低渗性脱水

B．等渗性脱水

C．高渗性脱水

D．水中毒

E．水肿