Adv PE Terms III Joint: Where two bones come together in the body. Ligaments: Bands that connect bone to bone Muscles Cramps: Spasm or sudden tightening of a muscle. Pectoral Muscle: Chest muscle. Plyometrics: Training designed to increase athletic performance using jumping and hopping that lengthening of a muscle following by a shortening contraction. Pulse: Regular beating felt in the arteries, caused by contraction of the heart muscle. Repetition: Number of consecutive times one does an exercise, know as reps. Range of Motion: Amount of movement one can make in a joint. Set: Group of repetitions of a specific exercise, each set of reps is followed by a rest period before another is performed. Sprain: Injury to ligaments. Strain: Injury to a tendon or muscle. Stroke: An injury to the brain that occurs when the blood supply to the brain is reduced or shut off, result of clot or other obstruction. Stress: Body’s reaction to demanding situation. Tendon: Tissue that connects muscle to bone. Tendonitis: Inflammation of tendons that cause swelling; Caused by repeated irritation to an area. Knee, shoulder, elbow, wrist and hands. Triceps: Located on the back of the arm. Weight Training: Lifting of weights to build strength; also know as resistance training. Three types of Muscle injuries : Tear, bruise, fatigue. Types of Muscles: Striated, smooth, heart Five elements of physical fitness: Muscular strength, muscular endurance, cardiovascular endurance, flexibility, and body composition.