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AAAC40 21/5/05 10:47 AM Page 90
40 Surface anatomy of the upper limb

Pectoralis major

Latissimus dorsi
and teres major

Serratus Cephalic vein
anterior Biceps brachii

Biceps tendon

Aponeurosis
Basilic vein

Fig.40.1
The axilla with the arm fully abducted Fig.40.2
The biceps tendon and aponeurosis which are
a guide to the positions of the brachial artery
and the median nerve at the elbow

Deltopectoral triangle

Clavicular head
of pectoralis major
Sternocostal head

Fig.40.3
Strong contraction of the pectoral
muscles produced by adduction

Flexor carpi radialis Extensor pollicis longus
Extensor pollicis brevis
Palmaris longus
Abductor pollicis longus
Flexor carpi ulnaris

Fig.40.4 Fig.40.5
The visible tendons at the front of the wrist. The anatomical snuffbox.
Palmaris longus is a guide to the position of the median nerve Details are shown in Fig.38.4

90 Upper limb