“…General activity in the OF measures various behavioral parameters, among which are those related to emotional, exploratory, and motor behaviors. The first exposure of the animal to the OF has a more marked emotional component than the remaining aspects of exposure (Batatinha, de Souza-Spinosa, & Bernardi, 1995;Lazarini, Uema, Brandao, Guimaraes, & Bernardi, 2000;Massoco, Silva, Gorniak, Spinosa, & Bernardi, 1995;Moniz, Bernardi, & Spinosa, 1994). Thus, the decreased general activity observed in mice with acute treatment of the apolar extract could be a consequence of an increased emotional state.…”