Critical incidents involving Semiology during practical activities of nursing undergraduates.

Objective: To identify critical incidents (situations, behaviors and feelings) during practical activities, involving knowledge and skills related to the discipline of Semiology and Semiotics.

Method: Descriptive research using the critical incident technique, with the Snow Ball technique for the selection of participants and an instrument for collection of data. The reports were categorized according to the elements of the critical incident (situations, behaviors and feelings).