Ключевые слова: abstract, aging, arteries, attack, background, blank, blood, cardiologist, care, challenge, concept, connect, connection, design, element, emergency, game, health, healthcare, healthy, heart, heartbeat, human, idea, jigsaw, listen, match, medical, murmur, muscle, object, part, pattern, piece, pressure, pulse, puzzle, shape, solution, stethoscope, stroke, surgery, symbol, teamwork, template, toy, valentine, valve, white,