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[问答题] 数字化学习资源特征是什么?

对子宫平滑肌有双向调节作用的药物是() ["甘草","淫羊藿","当归","党参","冬虫夏草"] 生长抑素治疗上消化道出血的作用机制是() ["减少内脏血流,降低门静脉压","减少有效循环血容量,降低门静脉压","抑制胃酸分泌","增加胃黏膜抵抗力","中和胃酸"] 使肩关节内收和内旋的脊神经是() ["C5","C6","C5~6","C6~8","C7~8"] 可治疗阿狄森病的是() ["A.当归","B.甘草","C.淫羊藿","D.白芍","E.党参"] 使肘关节屈的脊神经是() ["C5","C6","C5~6","C6~8","C7~8"] 数字化学习资源特征是什么?
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