Multiple choice The branches to the right atrium and ventricle is provided by the posterior coronary plexus anterior coronary plexus celiac plexus cardiac plexus Reveal answer Fill a bubble to check yourself B Correct answer Explanation The anterior coronary plexus is composed partly from the superficial and partly from the deep parts of the cardiac plexus. It accomodates the right coronary artery, and provides branches to the right atrium and ventricle.