慢性脓胸常用的手术不包括（）
A.胸膜纤维板剥除术
B.胸廓成形术
C.胸膜肺切除
D.造瘘术
E.改进引流手术
参考答案：D
体内缺铁时，最早表现是（）
A.血清铁降低
B.血清总铁结合力增高
C.储存铁减少
D.MCV变小
E.MCH减低
A client complains of a severe, throbbing headache following a lumbar puncture. The priority nursing intervention for this client is to
A．restrict fluid intake.
B．increase fluid intake.
C．raise the head of the bed.
D．assess vital signs.
