NCIt definition : The branch of the brachial artery that passes down the forearm.;
Alternative definition : CDISC: The branch of the brachial artery that passes down the forearm. (NCI); ACC/AHA: The artery of the lower arm that supplies muscles of lateral portions of
both the anterior and posterior compartment of the forearm, lateral aspect of the
wrist, skin of the dorsum hand and proximal portions of digits, and deep muscles of
pain whose pulsations can be palpated on the flexor surface of the wrist laterally.;