乙型强心苷元的结构的基本母核为()
A.强心甾烯
B.蟾蜍甾二烯(或海葱甾二烯)
C.30,14-二羟基强心甾烯
D.3β,14-二羟基强心甾烯
E.三萜
参考答案:B
用于各种原因所致的中枢性呼吸抑制的急救药是
A.咖啡因
B.尼可刹米
C.士的宁
D.哌甲酯
E.匹莫林
Researchers at Children’s Hospital of Pittsburgh announced they had discovered ______ evidence that a virus is involved in what used to be called juvenile diabetes.
A. incessant B. compelling C. identical D. problematic