患者女性，29岁。既往肺结核病史2年。近1周来气急、胸闷，刺激性咳嗽。胸部X线平片显

造成误机、车、船事故的原因主要有哪些？

已知数列{a_n}的通项公式是a_n=4n²+3n+2，则47是该数列的第______项．

A 16-year-old student has been admitted to your psychiatric unit after fainting in physical education class. She has a diagnosis of anorexia nervosa, weighs 88 lb (40 kg), and is 5’4" (1.6 m) tall. She has been weighing herself several times per day at home and has lost 30 lb (13.5 kg) in the past 3 months. Which nursing diagnosis would be most appropriate for the client ？（）

A．Disturbed thought processes.

B．Impaired adjustment.

C．Imbalanced nutrition. Less than body requirements.

D．Ineffective sexuality patterns.

男，70岁，晨起时出现头晕、右侧肢体无力，约半小时后症状完全消失。头颅CT检查正常。临床诊断为（）

A.脑血栓形成

B.短暂性脑缺血发作

C.脑出血

D.脑栓塞

E.蛛网膜下隙出血

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