Increase Residents' Confidence in Emergency Front of Neck Access (eFONA).

"The algorithm in the DAS manual will be explained. Following this, the researcher will demonstrate the scalpel spark plug technique with a 4-step approach that is frequently used in skill teaching.~In step 1 of this approach, the technique will be demonstrated without any verbal explanation.~In the 2nd step, the technique will be demonstrated with verbal expression. In the 3rd step, the participant will be asked to have the trainer do it. In the 4th and last step, the participant will apply eFONA from start to finish."