Anatomy
·Upper Limb
Radial Nerve
⭐ PREMIUM
The radial nerve (C5–T1) is the largest branch of the brachial plexus and the terminal branch of the POSTERIOR cord — the great extensor nerve of the limb.
COURSE
• Posterior cord → through the triangular interval → spiral (radial) groove of the humerus with the profunda brachii artery → anterior to the lateral epicondyle → divides into a superficial (sensory) and deep (motor → posterior intero…
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