Key issues and major changes in the 2010 AHA Guidelines for CPR for lay rescuer in adult C 'R include all of the following Except:
Change in CPR Sequence: C-A-B Rather than AB-C Emphasis on "Look, Listen, and Feel' for Breathing Chest Compression Rate: At Least 100 per Minute Chest Compression Depth to at least 2 inches (5 cm).