Human Anatomy & Physiology (9th Edition)

Published by Pearson
ISBN 10: 0321743261
ISBN 13: 978-0-32174-326-8

Chapter 19 - The Cardiovascular System: Blood Vessels - Review Questions - Page 749: 9


The myocardium receives it blood supply from the right and left coronary arteries. The left coronary artery has two main divisions -- the left anterior descending ( LAD) artery, and the circumflex branch.

Work Step by Step

The LAD supplies the anterior of the left side of the heart. The circumflex artery takes blood to the outer surface of the dorsal-facing aspect of the heart. Some of the structures supplied by the right coronary artery are the right chambers of the heart( atrium and ventricle) , the sino-atrial node(SA node), the atrio-ventricular node(SV node), and the interventricular septum
Update this answer!

You can help us out by revising, improving and updating this answer.

Update this answer

After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.