Arm
6
Plate418
MusclesofArm:PosteriorViews
Superficial layer
Supraspinatus muscle
Infraspinatus muscle
Teres minor muscle
Deltoid muscle (
cut and reflected
)
Superior lateral brachial cutaneous nerve
Triceps brachii muscle
Long head
Lateral head
Tendon
Brachioradialis muscle
Teres major muscle
Medial inter-
muscular septum
Ulnar nerve
Medial epicondyle
of humerus
Olecranon of ulna
Anconeus muscle
Extensor carpi
radialis longus muscle
Extensor carpi ulnaris muscle
Extensor digitorum muscle
Extensor carpi radialis brevis muscle
Capsule of
glenohumeral joint
Supraspinatus tendon
Axillary nerve
Posterior circumflex
humeral artery
Superior lateral brachial
cutaneous nerve
Profunda brachii (deep
brachial) artery
Radial nerve
Middle collateral artery
Radial collateral artery
Lateral intermuscular
septum
Lateral epicondyle
of humerus
Teres
major
muscle
and
tendon
Medial epicondyle
of humerus
Ulnar nerve
Olecranon of ulna
Anconeus muscle
Deep layer
Axillary nerve and posterior
circumflex humeral artery
Flexor carpi
ulnaris muscle
Long head of
triceps brachii muscle
Lateral head of triceps
brachii muscle (
cut
)
Medial head of
triceps brachii muscle
Infraspinatus and
Teres minor tendons (
cut
)
Inferior lateral brachial
cutaneous nerve
Nerve to anconeus and
medial head of
triceps brachii muscle
Posterior brachial
cutaneous nerve
(from radial nerve)
Posterior antebrachial
cutaneous nerve (from
radial nerve)
Posterior antebrachial
cutaneous nerve
See±also±
Plates 411
,
±
465
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