问题 问答题

试述导尿时应注意的事项。

答案

参考答案:导尿时应注意的事项如下:①严格遵守无菌操作,防止感染。②操作须轻巧,避免损伤 * * 或增加病人痛苦。③导尿管前端插入部分应涂抹足够润滑剂。④导尿管管径大小适当,不宜过粗。男性成人以F14~F18号为宜。⑤膀胱过度充盈的病人,导尿时尿液放出速度不能过快,否则可能产生休克或膀胱出血。此时应缓慢而分次地放出尿液,每次150一200mL,反复多次,逐渐将膀胱放空。

选择题
阅读理解

阅读理解。

      New York, 10 November 5:27pm, yesterday. Biggest power failure in the city's history.   

     *Thousands of people got stuck in lifts. Martin Saltzman spent three hours between the 21st and 22nd

floors of the Empire State Building. "There were twelve of us. But no one panicked. We passed the time

telling stories and playing word games. One man wanted to smoke but we didn't let him. Firemen finally got

us out."   

     *"It was the best night we've ever had.," said Angela Carraro. who runs an ltalian restaurant on 42nd

Street. "We had lots candles on the tables and the waiters were carrying candles on their trays. The place

was full and all night, in fact, for after we had closed, we let the people stay on and spend the night here."   

     * The zoos had their problems like everyone else. Keepers worked through the right. They used blankets

to keep flying squirrels and small monkeys warm. While zoos had problems keeping warm, supermarkets

had problems keeping cool."All of our ice cream and frozen foods melted," said the manger of a store in

downtown Manhattan. "They were worth $50,0000."   

     * The big electric clock in the lobby (大厅) of the Waldorf-Astoria Hotel in downtown Manhattan started

(滴答) again at 5:25 this morning. It was almost on time.

1. Throughout the period of darkness, Martin Saltzman and the eleven others were ______.   

A. nervous

B. excited

C. calm

D. frightened

2. In what way was the night of November 9 the best night for Angela Carraro?   

A. She had a taste of adventure.   

B. Burning candles brightened the place.   

C. Business was better than usual.   

D. Many people stayed the night in her restaurant.

3. How long did the power failure last?   

A. Nearly 12 hours.

B. More than 12 hours.   

C. Nearly 24 hours.

D. More than 24 hours.