可屈掌指关节伸指间关节的脊神经是
A. C6~7
B. C7~8
C. L1~3
D. L3~4
E. L5~S1
检查胆石、胰石、寄生虫体及虫卵计数时应收集
A. lh内标本
B. 2h内标本
C. 4h内标本
D. 24h内标本
E. 72h内标本
5月龄公猪,因怀疑患巴氏杆菌性肺炎,用头孢噻呋肌注治疗3天,疗效欠佳,经实验室诊断为支原体肺炎混合感染巴氏杆菌,进一步治疗应加用的药物是()
A. 庆大霉素
B. 乙酰甲喹
C. 氟苯尼考
D. 泰乐菌素
E. 磺胺对甲氧嘧啶
1. Zhao Xin is studying in the Open University now.()
2. His major is marketing.()
3. He is looking after the elderly at a nursing home nowadays.()
4. He wants to change the world and make it better.()
5. He is proud of being a social worker.()