Marine Corps Reference Publication (MCRP) 5-12C, Marine Corps Supplement to the. Department of Defense Dictionary of Military and Associated Terms, is an extension of. JP 1-02 and provides Marine Corps-specific terms and definitions.
The first workout starts with a modified tri-set for the chest, designed to pump your pecs and stretch the connective tissue that surrounds them, thereby allowing more room under your skin for the muscles to grow. The second chest blast is done by pairing pushups with very heavy sets of dumbbell bench presses.
Strong Pecs, Shoulders and Arms. When you perform the decline bench press exercise, either with a barbell or two dumbbells, you target your pectoralis major's sternal heads. These muscles are more commonly known as your chest, or lower pecs, and assist in many upper-body movements.