The stimulus threshold,maximal stimulus,peak value of compound action potential and refractory period were measured on the toad sciatic nerves after 30 seconds while adding ethanol or acetaldehyde of different concentration with Ringer solution.
将含有不同浓度的乙醇、乙醛的任氏液滴加到蟾蜍坐骨神经表面,30 s后测定神经干刺激阈值、最大刺激值、复合动作电位峰值和不应期等电生理指标。