ig : sarahlee -
finz a
Nerves of the upper limb
i
C5 C6 C7 C8 T1 Roots
Dorsal scapular C5 First intercostal T1
rhomboids, levator
scapulae
Superior trunk Middle trunk Inferior trunk 3 trunks
Suprascapular C5/6
· t posterior
supra/ infraspinatus
To subclavius C5/6 3 anterior and
anterior 3 posterior
divisions
Lateral cord Posterior cord Medial cord 3 cords
Upper Subscapular C5/C6 Medial pectoralis C8/T1
Subscapularis Pectoralis major/ minor
Lateral pectoral C5/C6/C7
Pectoralis major Thoracodorsal C6/C7/C8 Medial cutaneous
Latissimus dorsi Nerve of arm T1
Since
Lower Subscapular C5/C6
Subscapularis, teres major
Medial cutaneous
Nerve of forearm C8
Ulnar C8/T1
Terminal
Musculocutaneus Radial C5/C6/
C5/C6/C7 C7/C8/T1 branches
&
Elbow joint
%
Axillary C5/C6 Median C5/
Coracobrachialis
Posterior C6/C7/C8/T1 Flexor carpi ulnaris
cutaneous
nerve of arm Lower lateral
Short head Flexor digitorum profundus
cutaneous nerve
Biceps brachii
Long head of arm
Posterior Pronator teres
cutaneous Dorsal cutaneous branch
Brachialis nerve of dorsal medial skin of 1,5 digits
forearm
Long head Anterior Palmar cutaneous branch
Triceps Medial head interosseous nerve Hypothenar skin
Deltoid, brachii
"
Lateral head
Lateral teres Flexor pollicis longus Superficial terminal branch
cutaneous minor Brachialis 1,5 digits and nail beds
nerves of arm 0,5 flexor digitorum
upper lateral profundus
Anconeus
cutaneous Deep terminal branch
nerve of arm Shoulder joint Pronator
I
quadratus
Brachioradialis Wrist joint
Skin &
Deltoid
Wrist, inferior
radioulnar joints
Flexor digiti minimi
Flexor carpi radialis Opposes digiti minimi
Posterior
interosseous nerve Flexor digitorum superficialis 4 palmar interossei
Superficial radial
Palmaris longus 4 dorsal interossei
Supinatior
⑨
Extensor carpi Palmar cutaneous branch 2 lumbricals
Dorsum of hand ulnaris
3,5 fingers (no nail Abductor pollicis
brevis
beds) Extensor digitorum Recurrent Adductor pollicis
(muscular) Flexor pollicis brevis
branch
Extensor digiti minimi Opponents pollicis
Extensor indicis Flexor pollicis
brevis
1st lumbrical
Extensor pollicis longus
2nd lumbrical
Extensor pollicis brevis
O
Abductor pollicis longus 3,5 digits, palmar skin
and nail bed
⑳
Wrist joint
finz a
Nerves of the upper limb
i
C5 C6 C7 C8 T1 Roots
Dorsal scapular C5 First intercostal T1
rhomboids, levator
scapulae
Superior trunk Middle trunk Inferior trunk 3 trunks
Suprascapular C5/6
· t posterior
supra/ infraspinatus
To subclavius C5/6 3 anterior and
anterior 3 posterior
divisions
Lateral cord Posterior cord Medial cord 3 cords
Upper Subscapular C5/C6 Medial pectoralis C8/T1
Subscapularis Pectoralis major/ minor
Lateral pectoral C5/C6/C7
Pectoralis major Thoracodorsal C6/C7/C8 Medial cutaneous
Latissimus dorsi Nerve of arm T1
Since
Lower Subscapular C5/C6
Subscapularis, teres major
Medial cutaneous
Nerve of forearm C8
Ulnar C8/T1
Terminal
Musculocutaneus Radial C5/C6/
C5/C6/C7 C7/C8/T1 branches
&
Elbow joint
%
Axillary C5/C6 Median C5/
Coracobrachialis
Posterior C6/C7/C8/T1 Flexor carpi ulnaris
cutaneous
nerve of arm Lower lateral
Short head Flexor digitorum profundus
cutaneous nerve
Biceps brachii
Long head of arm
Posterior Pronator teres
cutaneous Dorsal cutaneous branch
Brachialis nerve of dorsal medial skin of 1,5 digits
forearm
Long head Anterior Palmar cutaneous branch
Triceps Medial head interosseous nerve Hypothenar skin
Deltoid, brachii
"
Lateral head
Lateral teres Flexor pollicis longus Superficial terminal branch
cutaneous minor Brachialis 1,5 digits and nail beds
nerves of arm 0,5 flexor digitorum
upper lateral profundus
Anconeus
cutaneous Deep terminal branch
nerve of arm Shoulder joint Pronator
I
quadratus
Brachioradialis Wrist joint
Skin &
Deltoid
Wrist, inferior
radioulnar joints
Flexor digiti minimi
Flexor carpi radialis Opposes digiti minimi
Posterior
interosseous nerve Flexor digitorum superficialis 4 palmar interossei
Superficial radial
Palmaris longus 4 dorsal interossei
Supinatior
⑨
Extensor carpi Palmar cutaneous branch 2 lumbricals
Dorsum of hand ulnaris
3,5 fingers (no nail Abductor pollicis
brevis
beds) Extensor digitorum Recurrent Adductor pollicis
(muscular) Flexor pollicis brevis
branch
Extensor digiti minimi Opponents pollicis
Extensor indicis Flexor pollicis
brevis
1st lumbrical
Extensor pollicis longus
2nd lumbrical
Extensor pollicis brevis
O
Abductor pollicis longus 3,5 digits, palmar skin
and nail bed
⑳
Wrist joint
