Where does “психофизиологический” come from?

психофизиологический (Russian) comes from Russian психофизиоло́гия, from English psychophysiology, from English physiology, from French physiologie, from Latin physiologia, from Ancient Greek φυσιολογία, from Ancient Greek φύσις, from Ancient Greek φύω — he, she.

психофизиологический (Russian): psychophysiological