CRAT Exam (Certified Rhythm Analysis Technician Prep) with Complete Solutions(GRADED A+)

Pericardium - ANSWER-Outer protective double-layered sac surrounding the heart. Epicardium - ANSWER-Thin outermost layer of the heart, contains coronary arteries. Myocardium - ANSWER-Middle muscular layer of the heart, contains electrical system. Endocardium - ANSWER-Inner most layer of the heart, lines chambers and valves. Blood flow through the heart - ANSWER-Venules --> Veins --> Superior/Inferior VC --> Rt atria --> Tricuspid Valve --> Rt ventricle --> Pulmonary valve --> Pulmonary Artery --> Lungs --> Pulmonary Veins --> Lt atria --> Bicuspid/Mitral valve --> Lt ventricle --> Aortic Valve --> Aorta --> Arteries --> Arterioles --> Capillaries --> Body Deoxygenated blood(left side of heart) - ANSWER-Venules --> Veins --> Superior/Inferior VC --> Rt atria --> Tricuspid Valve --> Rt ventricle