PDCP层的主要功能包括如下:()
A.头压缩和解压缩,
B.执行安全机制,
C.支持切换功能,
D.丢弃无效数据
参考答案:A, B, C, D
女性,41岁,持续高热伴上腹疼痛4天,巩膜黄染3天入院。体检:高热面容,神志清,血压10/6kPa(75/45mmHg),巩膜黄染,呼吸急促30次/min;心率120次/min,律齐,右上腹压痛明显。周围血象:WBC20×109/L,中性粒细胞88%。
病程中出现进行性呼吸困难和紫绀,呼吸40次/min,血氧分压为50mmHg(6.5kPa),肺部呼吸音低,X线见片状阴影,有融合趋势。临床上应采取何种急救措施()。
A.面罩吸氧
B.机械通气
C.加大吸入氧流量
D.输注蛋白
E.加大抗菌药物的用量
Which of the following would the nurse expect to include in the plan of care for a client with diabetes who is in labor
A. Measuring urine output every 4 hours. B. Monitoring blood glucose levels every hour.C. Administering insulin subcutaneously every 4 hours. D. Checking deep tendon reflexes every 2 hours.