Medical Student Intern Explaining And Demonstrating CPR On Mannequin Lying On Hospital Bed

medical student intern student novice doctor cpr dummy demonstrate cpr medical mannequin emergency cpr mannequin nurse training dummy manikin medicine help first aid procedure injury chest person skill cardiac perform cardiopulmonary teaching compression assistance learning demonstration accident patient instructor healthcare doll practice paramedic cardiopulmonary resuscitation rescue care class health male life resuscitation education heart