Which of the following is NOT a true statement in regards to performing CPR? A) You should initiate chest compressions before rescue breaths. B) The new guidelines call for C-A-B (compressions, airway, breathing) C) Place the heel of your hand midway between the nipples when giving compressions. D) Adults are considered over the age of 30.

Mason joined the water polo team at his school. as part of his conditioning, mason's coach requires a 25-minute run during practice. mason's heart rate reaches 125 beats per minute, but his target heart rate zone is 138—183 beats per minute. what should mason do to get the most benefit for his heart? increase the amount of time he runs increase the speed at which he runs decrease the amount of time he runs decrease the speed at which he runs