Ключевые слова: adult, aid, background, cardiac, cardiopulmonary, certification, certified, chest, class, closeup, compression, course, cpr, demonstrating, doll, dummy, education, emergency, female, first, floor, hands, health, heart, indoors, instructions, instructor, life, male, man, mannequin, massage, medical, medicine, paramedic, people, practice, practicing, procedure, reanimation, rescue, respiratory, resuscitation, saving, teacher, teaching, trainee, training, uniform, woman,