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问题 单项选择题

早产儿临床诊断NRDS，使用CPAP治疗，压力为12cmHO，可发生哪些后果（）

A.PaCO降低，肺气肿

B.PaCO增高，肺气肿，气漏和心搏出量降低

C.PaCO增高

D.肺水肿

E.以上都不是

答案

参考答案：B

解析：使用鼻塞持续气道正压呼吸(CPAP)，压力以5～10cmHO为宜，如压力过高可影响CO排出，肺气压伤和心搏出量降低。

单项选择题 配伍题

肺炎克雷白杆菌肺炎的主要表现（）

A.毒血症状明显，脓痰可呈蓝绿色

B.起病急、寒战高热、全身衰竭，咳砖红色胶冻样痰

C.吸入病史、高热、腥臭痰，毒血症症状明显

D.起病急、高热寒战、脓血痰、气急，毒血症症状明显，休克

E.急性起病、发热干咳、呼吸困难，白细胞不高或降低
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单项选择题

A client exhibits confusion and severe memory loss. At 11:30 AM, he tells the nurse that he is going to work and proceeds to walk toward the door. Which of the following actions should be the nurse take()

A. Remind him that he retired from his job 10 years ago.

B. Tell him that she’ll accompany him for a short walk outdoors.

C. Divert his attention toward the dining room where lunch is being served.

D. Tell him that he does not have to go to work today.
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