Coronary arterie3s divide into smaller branches forming interconnection called anastomoses which constantly and fairly gives heart muscle supply of blood Right coronary artery provides blood for right ventricle Left coronary artery provides blood to left ventricle Right side of heart has Deoxygenated blood Left side of heart has oxygenated blood Heart is autorhythmitic Nodal cells are pacemaker cells create electrical impulse at regular intervals Two types of nodal cells Sinoatrial node (SA) on wall of right atrium Atrioventricular node (AV) located where atria and ventricles meet SA node sets...

• Word Count: 3244
• Approx Pages: 13
• Grade Level: Undergraduate