In a general context of increasing complexity of the ethical issues inherent in health practices, health professionals and specifically nurses find themselves forced to follow these changes in terms of skills development and ethical empowerment. Therefore, training practices are called upon to be revisited with the aim of developing ethical action. The research is based on this hypothesis : within the framework of ethics training, nurses who benefit from education based on the activity analysis centered on the schemes that govern (...) ethical behaviors would see an increase in their level of self-efficacy linked to ethical behaviors. This results presented in this study ould make several contributions to educational practices and serve the training and specifically the education of nurses in health ethics. (shrink)