Results: mean score conceptual and modal; Basic health care; precautions; First aid; report and setup; risk assessment; assess the source in turn 8.38; 8.36; 9.38; 7.84; 8.13; 9.14; 7.07 points and increased 9, 57; 9, 35; 9, 87; 9, 26; 9, 12; 9, 67; 9, 19 points after educational intervention.