前臂骨折固定法
C位羟基结合型的甾体化合物能被碱水解的多数属于() ["强心苷类","甾体皂苷类","蟾毒类","甾醇苷类","蜕皮激素类"]
甲型强心苷在碱性醇溶液中,发生怎样的双键位移,而形成活性亚甲基() ["由20(21)移至21(22)","由20(21)移至22(23)","由20(22)移至21(22)","由21(22)移至20(21)","由20(22)移至20(21)"]
温和酸水解的条件是() ["1%盐酸-丙酮液","3%~5%硫酸","3%~5%盐酸","0.02~0.05mol/L的盐酸","0.002~0.005mol/L的盐酸"]
占吨氢醇反应是作用于强心苷哪一部分的显色反应() ["甾体母核","环戊烷骈多氢菲","五元不饱和内酯环","六元不饱和内酯环","α-去氧糖"]
上臂骨折固定法