问题 单项选择题

SIRS的诊断指标中,不包括()

A.体温>38℃或<36℃

B.心率>90次/分

C.pH<7.35,HCO3-<22mmol/L,BE<-3

D.呼吸急促,频率>20次/分,或过度换气,PaCO2<32mmHg

E.外周血白细胞计数>12×109/L或<4×109/L,或未成熟白细胞总数>10%

答案

参考答案:C

材料题

       “古之人,借食禽兽肉。至于神农,人民众多,禽兽不足,于是神农因天之时,分地之利,制耒耜,教民农作。” 

阅读材料后请回答:

①材料中的“神农氏”是谁,他与谁一起被尊奉为华夏族的祖先? 

                                                                                                                                                           

②材料反映出远古人类的生活方式发生了怎样的变化?

                                                                                                                                                          

③依据材料回答发生这种变化的原因。  

                                                                                                                                                          

④从你所学知识中,指出一处与材料讲述最接近的原始人类遗址。

                                                                                                                                                          

单项选择题