<prompt> Which of the following aeries is most likely to be involved with serious atherosclerosis?Right coronary aery.Left coronary aery.Anterior descending coronary aery.Circumflex coronary aery.  <response>: In order of frequency, the anterior descending coronary aery is the most commonly involved with atherosclerosis, followed by the right coronary, the circumflex, and the left main coronary aery. 