normal artery and unhealthy artery

anatomical anatomy and angina arterial arteries artery atheromas atherosclerosis attack blocked blood body cardiology cardiovascular cells cholesterol circulatory clogged clot coronary damaged diagram disease fat fibrous flow graphic health heart high human illustration infarct infarction medical medicine myocardial normal occlusion organ plaque rupture stenosis streak streaming stroke system thrombosis thrombus unhealthy unstable vector vessel white