肱骨中段骨折易损伤的是（）。 ["正中神经","腋神经","尺神经","桡神经","肱神经"]
阴道清洁度Ⅰ度，指白细胞每高倍视野不超过（） ["1个","5个","10个","15个","20个"]
通过指导目标人群掌握自我保健方法来维护健康，称为（） ["行政干预","法规干预","传播干预","教育干预","技能干预"]
硬脊膜与蛛网膜之间的间隙为（）。 ["蛛网膜","蛛网膜下隙","硬膜外隙","硬膜下隙","硬脊膜"]
调查报告的特点都大致如下（）。 ["真实性","针对性","典型性","指导性","时效性"]
设计一个实验方案，确定该种鱼是分批产卵还是不分批产卵？
