营养缺乏症是因营养素摄入不足引起的,有()和继发性两种。
参考答案:原发性
根据句意及首字母提示补全单词,使句意完整。
1. Look at the map, can you s_____ China on it?
2. A panda (熊猫) is b_____ and w_____.
3. W_____ to our store.
4. He can't a_____ a new house.
5. He w_____ a yellow car.
6. There are many clothes on s_____.
7. You must do your things y_____.
8. I can't work out the math problem (问题), could you give me an e_____?
9. The store has shoes at a very good p_____.
10. E_____ of the students in our class has an English dictionary.
初产妇28岁,妊娠39周,因第二产程延长,行低位产钳术,胎儿娩出后颜面及全身皮肤呈青紫色,呼吸表浅,心率120次/分,强而有力,四肢屈曲,首要的处理是
A.针刺入中穴
B.口对口呼吸
C.气管插管给O2吸入
D.脐静脉注射呼吸兴奋剂
E.清理呼吸道