INNERVATIONS Flashcards
Trapezius
C3,4; spinal accessory nerve
SCM
C3,4; spinal accessory nerve
Rhomboids
C5; Dorsal scapular nerve (pre plexus)
Supraspinatus
C5,6; upper trunk; suprascapular nerve
Infraspinatus
C5,6; upper trunk, suprascapular nerve (passes thru spinoglenoid notch)
Biceps brachii
C5,6; upper trunk; lateral cord; musculocutaneous nerve
Brachialis
C5, 6; upper trunk; lateral cord; musculocutaneous nerve
Coracobrachialis
C5, 6; upper trunk; lateral cord; musculocutaneous
Deltoid
C5,6; upper trunk; posterior cord; axillary nerve
teres minor
C5,6; upper trunk; posterior cord; axillary nerve
Brachioradialis
C5,6; upper trunk; posterior cord; radial nerve
Serratus anterior
C5,6,7; long thoracic nerve
Pec Major
C5,6,7,8,T1; upper, middle, lower trunks; medial and lateral cord; medial and lateral pectoral nerves
Pronator teres
C6,7; upper and middle trunk; lateral cord; median nerve
Flexor carpi radialis
C6,7; upper and middle trunk; lateral cord; median nerve
ECRL
C6,7; upper and middle trunk; poosterior cord; radial nerve
Triceps
C6,7,8 ; upper , middle, lower trunk, posterior cord, radial nerve
anconeus
C6,7,8; upper , middle, lower trunk; posterior cord; radial nerve
Lat Dorsi
C6,7,8; upper, middle, lower trunk, posterior cord; thoracodorsal nerve
ECU
C7,8; middle and lower trunk; posterior cord; radial nerve; PIN
EIP
C7,8; middle and lower trunk, posterior cord, radial nerve, PIN
ED
C7,8; middle and lower trunk, posterior cord, radial nerve, PIN