11. Branches of roots - Dorsal scapular nerve(C5)
Long thoracic nerve (C5,C6,C7)
muscular branches to longus colli &
scaleni
Branch to phrenic nerve
Branches of upper- Nerve to subclavius (C5,C6)
Trunk Suprascapular nerve (C5,C6)
BRANCHES OF SUPRACLAVICULAR
PART OF BRACHIAL PLEXUS
12. BRANCHES OF INFRACLAVICULAR PART OF BRACHIAL
PLEXUS
• Lateral cord Musculocutaneous nerve(C5,C6)
Lateral pectoral nerve (C5,C6)
Lateral root of median nerve (C5,C6)
• Medial cord Medial cutaneous nerve of arm (C8,T1)
Medial cutaneous nerve of forearm(C8,T1)
Medial root of median nerve(C8,T1)
Medial pectoral nerve (C8,T1)
Ulnar nerve(C7,C8,T1)
• Posterior cord Upper subscapular nerve(C5,C6)
Lower subscapular nerve(C5,C6)
Nerve to latissimus dorsi (C6,C7,C8)
Axillary nerve(C5,C6)
Radial nerve(C5,C6,C8,T1)
13. Root value- C5
Supply – Rhomboid major &
minor muscle
Posterior view