This article describes the cockroach ventral nerve cord dissection and extracellular recordings from the cercal nerve and connectives. Evoked responses are generated by electrical stimulation of the cercal nerve or direct mechanical stimulation of the cerci.
Titlow, J. S., Majeed, Z. R., Hartman, H. B., Burns, E., Cooper, R. L. Neural Circuit Recording from an Intact Cockroach Nervous System. J. Vis. Exp. (81), e50584, doi:10.3791/50584 (2013).