Brachial Plexus

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dcmommy13
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44797
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Brachial Plexus
Updated:
2010-10-30 10:29:40
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Life University
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Dr. Abby's Lab
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  1. Dorsal Scapular Nerve (C5):
    (3 muscles).
    • 1. Levator Scapula.
    • 2. Rhomboid major.
    • 3. Rhomboid minor.
  2. Long Thoracic Nerve (C5, C6, C7):
    1. Serratus Anterior.

    • Mnemonic: SALT.
    • Serratus
    • Anterior
    • Long
    • Thoracic
  3. Suprascapular (C5, C6):
    (2 muscles).
    • 1. Supraspinatus.
    • 2. Infraspinatus.
  4. Nerve to the Subclavius (C5, C6):
    1. Subclavius.
  5. Lateral Pectoral Nerve (C5, C6, C7):
    1. Pectoralis Major.
  6. Medial Pectoral Nerve (C8, T1):
    (2 muscles).
    • 1. Pectoralis Major.
    • 2. Pectoralis Minor.
  7. Upper Subscapular Nerve (C5, C6):
    1. Subscapularis.
  8. Lower Subscapular Nerve (C5, C6):
    (2 muscles).
    • 1. Subscapularis.
    • 2. Teres Major.
  9. Thoracodorsal Nerve (C6, C7, C8):
    1. Latissumus Dorsi.
  10. Musculocutaneous Nerve (C5, C6, C7):
    (3 muscles).
    • 1. Biceps.
    • 2. Coracobrachialis.
    • 3. Brachialis.
  11. Axillary Nerve (C5, C6):
    (2 muscles).
    • 1. Deltoid.
    • 2. Teres Minor.
  12. Radial Nerve (C5, C6, C7, T1).
    (13 muscles).
    • POSTERIOR ARM & FOREARM.
    • 1. Triceps.
    • 2. Brachioradialis.
    • 3. ECRL.
    • 4. ECRB.
    • 5. Supinator.
    • 6. Anconeus.
    • 7. Extensor Digitorum.
    • 8. Extensor Indicis.
    • 9. Extensor Digiti Minimi.
    • 10. Extensor Carpi Ulnaris.
    • 11. Abductor Pollicis.
    • 12. Extensor Pollicis Brevis.
    • 13. Extensor Pollicis Longus.
  13. Median Nerve (C6, C7, T1).
    (11 muscles).
    • ANTERIOR FOREARM.
    • 1. Pronator Teres.
    • 2. FCR.
    • 3. Palmaris Longus.
    • 4. Flexor Digitorum Superficialis.
    • 5. Flexor Digitorum Profundus.
    • 6. Flexpr Digitorm Longus.
    • 7. Abductor Pollicis Longus.
    • 8. Flexor Pollicis Brevis.
    • 9. Opponens Pollicis.
    • 10. Lumbricals (1&2).
    • 11. Pronator Quadratus.

    • Mnemonic for muscles in hand supplied by the median N:
    • Lumbricals (1&2).
    • Opponens pollicis.
    • Abductor pollicis brevis.
    • Flexor pollicis brevis.
  14. Ulnar Nerve (C8, T1).
    (2 muscles, & 6 intrinsic hand muscles).
    • 1. Flexor Carpi Ulnaris.
    • 2. Flexor Digitorum Profundus.
    • 3. Abductor Digiti Minimi.
    • 4. Flexor Digiti Minimi.
    • 5. Opponens Digiti Minimi.
    • 6. Lumbricals (3&4).
    • *7. Interossei.
    • *8. Adductor pollicis.

    *Innervated by deep ulnar nerve, will be tagged!
  15. Medial antebrachial cutaneous N (C8, T1):
    Sensory to medial forearm.
  16. Medial brachial cutaneous N (C8, T1):
    Sensory to medial distal 1/3 of arm.
  17. SPINAL NERVE COMPONENTS:
  18. 1. Dorsal scapular: levator scapula, rhomboid minor, rhomboid major.
    C5.
  19. 2. Suprascapular N: supraspinatus & infraspinatus.
    C5, C6.
  20. 3. Nerve to the subclavius: subclavius.
    C5, C6.
  21. 4. Lateral pectoral N: pectoralis major.
    C5, C6, C7.
  22. 5. Musculocutaneous N: arm flexors.
    C5, C6, C7.
  23. 6. Long Thoracic: serratus anterior.
    C5, C6, C7.
  24. 7.
  25. 8.
  26. 9.
  27. 10.
  28. 11.
  29. 12.
  30. 13.
  31. 14.
  32. 15.
  33. 16.

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