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To heart 2 font5/6/2023 rheumatic heart disease – damage to the heart muscle and heart valves from rheumatic fever, caused by streptococcal bacteria.peripheral arterial disease – a disease of blood vessels supplying the arms and legs.cerebrovascular disease – a disease of the blood vessels supplying the brain.coronary heart disease – a disease of the blood vessels supplying the heart muscle.Purkinje fibers: Make your heart ventricles contract and pump out blood.Cardiovascular diseases (CVDs) are a group of disorders of the heart and blood vessels.Bundle of His: Sends impulses from your AV node to the Purkinje fibers.Right bundle branch: Sends electric impulses to your right ventricle.Left bundle branch: Sends electric impulses to your left ventricle.Your heart also has a network of electrical bundles and fibers. Atrioventricular (AV) node: Carries electrical signals from your heart’s upper chambers to its lower ones.Sinoatrial (SA) node: Sends the signals that make your heart beat.It controls the rhythm and pace of your heartbeat. Your heart’s conduction system is like the electrical wiring of a house.
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