2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/67396A mathematical description of the refractoriness period in neuronal diffusion modeling is given and its moments are explicitly obtained in a form that is suitable for quantitative evaluations. Then, for the Wiener, Ornstein-Uhlenbeck and Feller neuronal models, an analysis of the features exhibited by the mean and variance of the first passage time and of refractoriness period is performed.12 pages, 1 figureProbabilityQuantitative Biologytext