Brachial plexus Flashcards
Dorsal scapular
C5
Levator scap, rhomboids maj. And min. Mm
Long thoracic
C5-C7
Serratus ant. mm
Nerve to subclavian
C5-C6
Subclavius mm
Suprascapular
C5-C6
Supraspinatus and infraspinatus mm
Musculocutaneous
C5-C7
Coracobrachialis, biceps brachii, brachialis mm
Lateral pectoral
C5-C7
Pectoralis maj. And pec min.
Upper subscapular
C5-C6
Subscapularis mm
Thoracodorsal
C6-C8
Latissimus dorsi
Lower subscapularis
C5-C6
Subscapularis and teres maj mm
Axillary
C5-C6
Deltiod and teres minor
Skin over deltoid
Superior post. Aspect of arm
Median
C5-T1
Flexors or forearm- no flexor carpi ulnaris
Ulnar 1/2 of flexor digitorum profundus
mm of hand- lateral palm
skin of lateral 2/3 palm of hand and fingers
Radial
C5-T1
Triceps, aconeus, extensor mm of forearm
Skin of post. arm and forearm, lateral 2/3 dorsum of hand and over fingers- proximal and mid phalanges.
Medial Pectoral
C8-T1
Pectoralis maj. and pec min.
Medial cutaneous nerve of arm
C8-T1
Skin of medial and post. aspect of distal 1/3 of arm
Medial cutaneous nerve of forearm
C8-T1
Skin of medial and post. aspect of forearm
Ulnar
C8-T1
Flexor carpi ulnaris, ulnar half of flexor digitorum profundus
Most mm of hand and skin of medial side, little finger and medial half of ring finger.
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Roots- ant. rami of spinal nerve Trunks- roots combine to form trunk Divisions- trunks divide into divisions Cords- divisions unite to form cords Branches
