Which of the following is not supplied by the right coronary aery?
SA node
AV node
AV bundle
Right bundle branch
Right coronary aery supplies whole of the conducting system of the hea except a pa of the left branch of the AV bundle. REF. BD CHAURASIA'S HUMAN ANATOMY UPPER LIMB THORAX-VOLUME-1 SIXTH EDITION, Page no-263
Thorax