题目内容

下列生药中,来源于菊科的是()。

A. 大黄
B. 洋金花
C. 茵陈
D. 绵马贯众

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(),there was no hope of her getting the order.

As she was exhausted
B. If she was exhausted
C. Exhausted though she was
D. Now that she was exhausted

玻璃体与视网膜连接不紧密的区域是()

A. 视盘边缘
B. 黄斑中心凹周围
C. 玻璃体基底部
D. 玻璃体前表面
E. 玻璃体赤道部

肛诊检查时,胎头下降程度为"+1"是指()

A. 胎儿头皮在坐骨棘平面下1cm
B. 胎儿头皮在坐骨结节上1cm
C. 胎儿顶骨在坐骨结节上1cm
D. 胎儿顶骨在坐骨棘平面下1cm
E. 胎儿顶骨在坐骨棘平面上1cm

光源可以是白色光,也可以是()。

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