This research is situated in a context of changes regarding thinking about higher education, which point towards the necessity of educating critical professionals. Aim: to analyze the Public Health students´ perception at the Public Health at the University of Brasília, in utilizing social/educational technology (SET) related to the teaching-learning process of the Primary Health Care (PHC) class. Methods: case study and content analyses of responses to questionnaire of the PHC discipline applied to the students. The research´s answers were threefold: SET played a part in molding professional identity; importance of SET in the perception of the nexus theory/practice in PHC and the importance of SET in the interaction between students, managers and users of Basic Health Units. Results: the use of SET allowed for an action-reflection-action process, amplifying/accelerating complex teaching processes. The pedagogical experience stimulated a growth in the students´ identification with their future profession, a better understanding of the relationship between theory/practice and the perception of human complexity involved in PHC. Conclusions the challenge of articulating the PHC discipline with the real world in a practical manner, on the field of PHC, entails the need of proper communication between different social institutions/actors in order to achieve pedagogical common goals.