We researched the anxiety which students had during the demonstration of taking blood samples. We assesed the anxiety of both the role of nurse and the role of patient. And we concluded as follows; 1 Students have this anxiety of both roles. However, the anxiety is greater when they take blood samples. 2 There is no correlation in their anxiety between the role of nurse and the role of patient. 3 The student who feels less uneasy can more effectively perform this procedure.