nerves of the brachial plexus:

• Musculocutaneous
• Axillary - Deltoid, teres minor and long head of triceps brachii [DTmL Don't touch my leg]
• Radial - Brachioradialis, Extensors, Supinator and Triceps
  
• Median - Forearm:

Hand: Lumbricals, Opponens Pollicis, Abductor pollicis brevis, Flexor pollicis brevis [MEAT LOAF]

• Ulnar -

posterior cord: Subscapular (upper and lower) Thoracodorsal Axillary Radial

elbow flexors (3 Bs) - brachioradialis - brachialis - biceps brachii

http://www.thebodyonline.net/body_view.php?category=lowerlimb

Lumbar plexus “I, I Get Laid On Fridays”: Iliohypogastric [L1] Ilioinguinal [L1] Genitofemoral [L1, L2] Lateral femoral cutaneous [L2, L3] Obtruator [L2, L3, L4] Femoral [L2, L3, L4]