关于输血的作用,下列说法错误的是()
A.可补充血容量
B.改善循环能力
C.增加血浆蛋白,使伤口愈合
D.输入抗体可杀灭细菌
E.改善凝血功能,有助于止血
参考答案:D
---You look so tired and ____, John.
---Yes, I had my PE lesson just now. I’d get some water to drink.
A.stressed
B.boring
C.athletic
D.thirsty
支气管扩张的临床表现有()
A.呼吸困难
B.厌食,体重下降
C.肺性骨关节病
D.转移性脑脓肿
E.并发肺心病