脑血栓形成的患者早期溶栓的实施时间应在发病后（） A.2小时内_爱下问搜题

搜题请搜索小程序“爱下问搜题”

问题单项选择题 A1/A2型题

脑血栓形成的患者早期溶栓的实施时间应在发病后（）

A.2小时内

B.6小时内

C.12小时内

D.24小时内

E.48小时内

答案

参考答案：B

解析：早期溶栓是指发病后及早采用溶栓治疗使血管再通，以减轻脑水肿、缩小梗死灶、恢复梗死区血流灌注、减轻神经元损伤，挽救缺血半暗带。若血液供应在一定时间内恢复，脑功能可恢复正常，即再灌注时间窗，不同的患者再灌注时间窗存在差异，一般认为不超过6小时。

完形填空

Carly Zalenski’s eyes were filled with tears as the dusty bus ran down a dirt road in southern Vietnam. She and her parents had travelled to Ho Chi Minh City by plane from Canton, Ohio of the USA. As they became     to the village, hundreds of cheering      stood in lines at the     to the Hoa Lac School, a two-story building that Carly had     money for.
Carly started helping      when she was eight. She often walked about to send Thanksgiving baskets at church to families in need. When she saw one girl      very little in a snowy day and others didn’t have warm    , she went door-to-door asking for      coats, hats, gloves, and scarves, then handed them    to the poor families with the baskets.
However, Carly wanted to do    more—she wanted to “change these children’s     with her efforts”. She remembered that her grandmother’s Rotary club had collected money to build a     in Vietnam a few years ago. She wanted to build a school,     .
She put together a short show on the people and culture of Vietnam to his audience.    her new braces(脚支架) made it      to make the speech, she was full of enthusiasm, “I want to give them a place to    their lives better.”
That summer, Carly    with her family across Ohio, visiting three or four Rotary clubs a week. “We travelled like     people to all these meetings,” said her mother. In two years, Carly had raised $50,000. At the donation   in Hoa Lac, the school principal was deeply   by the little girl. “How wonderful it is,” he said, “that a girl at her age wants to do something for kids so far away.”

单项选择题

关于热油泵泄漏的处理，下列操作错误的是（）

A、小漏点无需理会

B、如果能够把紧的要马上把紧

C、要用蒸汽进行掩护防止重油自燃

D、如果出现大量泄漏要及时切换至备泵，将泄漏泵切出