Upper Extremity Innvervation Flashcards
Trapezius, SCM
C3-C4, spinal accessory nerve
Rhomboids
C4-C5, dorsal scapular nerve (pre-plexus)
Supraspinatus, infraspinatus
C5-C6, upper trunk, suprascapular nerve
Biceps, brachialis
C5-C6, upper trunk, lateral cord, musculocutaneous nerve
Deltoid, teres minor
C5-C6, upper trunk, posterior cord, axillary nerve
Brachioradialis
C5-C6, upper trunk, posterior cord, radial nerve
Serratus anterior
C5-C7, long thoracic nerve
Pec major
C5-T1; upper, middle, lower trunk; medial and lateral cord; medial and lateral pectoral nerves
Pronator teres, FCR
C6-C7, upper and middle trunk, lateral cord, median nerve
ECRL
C6-C7; upper and middle trunk; posterior cord; radial nerve
Triceps, anconeus
C6-C8; upper, middle and lower trunk; posterior cord, radial nerve
Lattisimus dorsi
C6-C8; upper, middle and lower trunk; posterior cord; thoracodorsal nerve
ECU, EIP, ED
C7-C8; middle and lower trunk; posterior cord; radial nerve; PIN
FDS
C7-T1; middle and lower trunk; medial and lateral cord; median nerve
PQ, FPL
C7-C8; middle and lower trunk; medial and lateral cord; median nerve; AIN