Objective:To study the influence of ethanol on absolute refractory period of sciatic nerve in hoptoad.

探对神经干绝对应期的影响。

We used ethanol at different concentrations for the sciatic nerve stem of the unorganized hoptoad and measures its absolute refractory period.

实验对离体蟾蜍坐骨神经干同浓度处理,测其绝对应期。