422
UNIT THREE
Musculocutaneous n.
Musculocutaneous n.
Humerus
Thoracodorsal n.
Lower subscapular n.
Suprascapular n.
Lateral pectoral n.
Medial pectoral n.
Dorsal
scapular n.
Axillary n.
Axillary n.
Radial n.
Radial n.
Radius
Ulna
Ulnar n.
Ulnar n.
Median n.
Median n.
C5
C5
C6
C6
C7
C7
C8
C8
T1
T1
(a)
(b)
Ventral rami: C5, C6, C7, C8, T1
Trunks: upper, middle, lower
Anterior divisions
Posterior divisions
FIGURE 11.33
Nerves of the brachial plexus. (
a
) Close up. (
b
) Anterior view.
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