第16题: [单项选择]股外侧皮神经阻滞的并发症是() A. 硬膜外阻滞和全脊髓麻醉 B. 出血和神经炎 C. 肠管和输尿管损伤 D. 神经损伤、出血和局麻药毒性反应 E. 恶心、呕吐和顽固性呃逆 参考答案:B
第17题: [单项选择]On what does the operation of an aneroid barometer depend?() A. Thin,metal,air tight cell B. Curved tube containing alcohol C. Column of mercury supported by atmospheric pressure D. Expansion of mercury in a closed tube 参考答案:A