| 男孩，6岁，腹痛18小时，伴呕吐2次，呕吐物为胃内容物，发热6小时，体温38.8℃，排稀黄便3次。腹部查体：腹平，双下腹压痛及肌紧张，以右下腹为著，无反跳痛，未触及包块。血白细胞13×109/L，中性粒细胞74%。 |
| Most people can remember a phone number
for up to thirty seconds. When this short amount of time passes, however, the
numbers are erased from the memory. How did the information get there in the
first place Information that makes its way to the short term memory (STM) does so via the sensory(感觉中枢的)storage area. The brain has a filter which only allows stimulation that is of immediate interest to pass on to the STM, also known as the working memory. There is much debate about the capacity and duration of the short term memory. The most accepted theory comes from George A. Miller, a cognitive psychologist who suggested that humans can remember approximately seven chunks of information. A chunk(大块) is defined as a meaningful unit of information, such as a word or name rather than just a letter or number. Modem th A. A．George Miller. [单项选择]体内代谢后，可产生有生物活性代谢物的药物是
A. 苯巴比妥 B. 地西泮 C. 甲丙氨酯 D. 司可巴比妥 E. 水合氯醛 [单选题]当()确认停留车位置有困难时，应派人显示停留车位置信号。
A.A.调车指挥人 B.B.调车人员 C.C.司机 D.D.调车长 [单选题] 太铁科信〔2019〕149号规定：高速铁路天窗原则上不应少于（ ）min。 （1分）
A.240 B.120 C.250 D.180 [判断题]任何话务员均能实现座席台的所有功能。
[判断题]持站台票送客未下车但及时声明，只补收至前方营业站的票款，核收手续费。
A.正确 B.错误 [单项选择]门脉高压最常见的原因是（）
A. 肝静脉梗阻 B. 胆总管梗阻 C. 肝硬化 D. 肝大 E. 肝动脉梗阻 [单选题]屈髋、伸膝（ ）
A.髂腰肌 B.股四头肌 C.腰大肌 D.缝匠肌 E.股二头肌 [单项选择]下列哪项政策在我国可能不是持续政策（）
A. 计划生育 B. 科教兴国 C. 外交上奉行和平共处五项原则 D. 严打 我来回答: 提交
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