洋地黄中毒的呕吐机制是（）
A.伴眩晕及眼球震颤
B.吐后即感舒适
C.呕吐物有酸臭味
D.呕吐物呈咖啡色
E.兴奋化学感受器而发生呕吐
参考答案：E
— How is your father today?
— ____________________
A. He is out.
B. He isn't here.
C. He is very tall.
D. He is fine.
男婴，生后2天，足月顺产，生后10小时出现黄疸，并渐加重，近1天来出现嗜睡、凝视、吃奶差，查胆红素为342μmol／L母亲血型为B型，Rh阴性，父亲为O型，Rh阳性。该病儿首选的治疗方案是（）
A.输血清白蛋白
B.换血疗法
C.光疗
D.输碳酸氢钠
E.静脉注射苯巴比妥钠
