Cutaneous Nerves Of The Upper zLimb Anterior View

Supraclavicular nerves (C3. C4

Upper lateral brachial cutaneous nerve (cutaneous branch of axillary nerve)

Lower lateral brachial cutaneous nerve

Posterior antebrachial cutaneous nerve

Lateral antebrachial cutaneous nerve (cutaneous branch of musculocutaneous nerve

Posterior antebrachial cutaneous nerve

Lateral antebrachial I Posterior I

cutaneous nerve Anterior brancii

Radial nerve, superficial branch

Supraclavicular nerves (C3. C4

Upper lateral brachial cutaneous nerve (cutaneous branch of axillary nerve)

Lower lateral brachial cutaneous nerve

Posterior antebrachial cutaneous nerve

Lateral antebrachial cutaneous nerve (cutaneous branch of musculocutaneous nerve

Posterior antebrachial cutaneous nerve

Lateral antebrachial I Posterior I

cutaneous nerve Anterior brancii

Radial nerve, superficial branch

Intercostobrachial nerve

---Medial brachial cutaneous nerve

Medial antebrachial cutaneous nerve

Ulnar branch posterior branch)

Anterior branch

Dorsal (cutaneous) branch of ulnar nerve

Intercostobrachial nerve

---Medial brachial cutaneous nerve

Medial antebrachial cutaneous nerve

Ulnar branch posterior branch)

Anterior branch

Of medial antebrachial cutaneous nerve

Dorsal (cutaneous) branch of ulnar nerve

Ulnar nerve

Miefen inerve

IMuscuĂ­ocutaneous nerve [Radial i"erve

Palmar cutaneous branches of

Of the five terminal branches of the brachial plexus_

musculocutaneous, median, ulnar, radial and axillary nerves—the first four contribute cutaneous branches to the hand.

The posterior cord of the plexus is represented by five cutaneous nerves. One of these, the upper lateral brachial cutaneous nerve, is a branch of the axillary nerve.

From Grant's Alias of Anatomy (16); with permission.

CUTANEOUS NERVES OF THE UPPER 257 LIMB: POSTERIOR VIEW

The other branches of the posterior cord are the posterior brachial cutaneous nerve, the lower lateral brachial cutaneous nerve, the posterior antebrachial cutaneous nerve and the superficial branch of the radial nerve.

From Grant's Atlas of Anatomy (16); with permission.

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