Ключевые слова: agility, anatomy, athlete, balance, biology, body, bone, coordination, diagram, education, educational, endurance, exercise, figure, fitness, flexibility, health, human body, human muscular system, illustration, joint, learning, ligament, male, man, medical, medicine, model, muscle, person, physiology, power, range of motion, runner, science, scientific, skeletal, speed, sports, strength, study, system, teaching, tendon,