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AAAC35 21/5/05 10:49 AM Page 80
35 The arm

Supraspinatus
Suprascapular nerve
Deltoid
Pectoralis Infraspinatus
major
Teres minor

Axillary nerve
Biceps
Brachial artery
retracted
on brachialis
Deltoid
(pulled back)
Median nerve
Brachioradialis
Lateral head of
triceps
Tendon of
biceps Long head Radial nerve
Bicipital of triceps
Lateral aponeurosis
cutaneous
nerve of Medial head of
forearm triceps

Fig.35.1
The main blood vessels and nerves
of the front of the arm

Supinator Deep branch
Superficial branch
Fig.35.2
The major nerves in the back of the arm

Cephalic vein Biceps brachii
Loose connective tissue
Brachioradialis
Median nerve
Radial nerve Brachial artery
Extensor carpi Basilic vein
radialis longus Brachialis
Lateral Medial intermuscular septum
intermuscular Ulnar nerve
septum
Humerus
Triceps
Deep fascia
Fat of superficial fascia
Skin
Fig.35.3
Cross-section through the arm just above the elbow.
The thick black lines represent the deep fascia and the intermuscular septa

80 Upper limb