3-D Model of Artery (image) Ecole Polytechnique Fédérale de Lausanne Share Print E-Mail Caption The left coronary arteries show the ramification of vessels and the red blood cells flowing in one sub-region. The longest coronary arteries have a size of few centimeters and the red blood cells have a linear size of about 10 microns. Credit EPFL Usage Restrictions None Share Print E-Mail Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.