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【单选题】
某患,男,41岁,听诊于胸骨左缘2~3肋间闻及连续性杂音,行超声心动图检查,超声显示其胸骨旁左室流出道短轴切面如下,则该患者的诊断应包括:A.
动脉导管未闭()
B.
动脉导管未闭(窗型)
C.
动脉导管未闭(漏斗型)
D.
室间隔缺损
E.
肺动脉狭窄
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【单选题】精密称取适量(约相当于对乙酰氨基酚40mg)
A.
精密称取对乙酰氨基酚36mg
B.
精密称取相当于(平均片重乘以40mg除以标示量)重的对乙酰氨基酚片粉
C.
精密称取对乙酰氨基酚片粉40mg
D.
精密称取相当于(标示量乘以40mg除以平均片重)重的对乙酰氨基酚片粉
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【判断题】Before your trip, you just need to do your packing a few hours in advance.
A.
正确
B.
错误
【简答题】《中国药典》中测定对乙酰氨基酚原料药方法为：取本品40mg，精密称定，置于250mL量瓶中，加0.4%氢氧化钠溶液50mL，溶解后加水至刻度，摇匀；精密量取5mL，置于100mL量瓶中，加0.4%氢氧化钠溶液10mL，加水至刻度，在257nm的波长处测定其吸收度为0.520。已知对乙酰氨基酚的吸收系数为715，计算供试品的百分含量。
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