Posterior upper limb muscles are innervated by the

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Quizplus · Accepted Answer

The radial nerve innervates the muscles of the posterior upper limb, including the triceps brachii, brachioradialis, and extensor muscles of the forearm. The musculocutaneous nerve innervates muscles in the anterior upper arm, the ulnar nerve innervates the flexor muscles of the forearm and hand, the median nerve innervates some muscles in the forearm and hand, and the axillary nerve innervates the deltoid muscle in the upper arm.

Posterior Upper Limb Muscles Are Innervated by the