问题 单项选择题

下列哪个不是医院内感染的常见病原菌()

A.粪肠球菌

B.金黄色葡萄球菌

C.铜绿假单胞菌

D.肺炎克雷伯菌

E.白喉棒状杆菌

答案

参考答案:E

解析:医院感染常见病原体有葡萄球菌属、链球菌属、肠球菌属、结核分枝杆菌、肠杆菌科、假单胞菌属、不动杆菌属等。

综合

图为“我国干旱灾害发生图”,结合所学知识,回答下列问题:

(1)干旱频次>30的地区有:                                                                                                                

(2)我国干旱灾害严重的地区主要分布在气候比较湿润的季风区,其原因是什么?

                                                                                                                              

(3)为减轻旱灾,应采取的措施有:                                                                                                     

                                                                                              

(4)说明北方地区、南方地区发生旱灾的季节及其原因。

                                                                                                                                                                

                                                                                                                                                                

                                                                                                                                                                

(5)说明东部地区旱灾损失严重的原因。                                                                                               

判断题