Coronary artery anatomy in less than a minute! Learn the main coronary arteries and branches that you'll want to know for anatomy courses and nursing. Want a longer, more detailed video on the coronary arteries? Check out our latest lecture on that topic here: https://youtu.be/3krL_hlp3F8 There are two main coronary arteries: The left coronary artery and the right coronary artery. These arteries feed the heart muscle (myocardium). If these become blocked, they can damage the heart or even