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Saphenous Nerve
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derived from posterior divisions of L2-L4 anterior spinal rami
- largest branch of lumbar plexus
Motor Supply
- psoas
- iliacus
- sartorius
- pectineus
- quadriceps femoris
- rectus femoris
- vastus medialis
- vastus lateralis
- vastus intermedius
Sensory Supply
- front of thigh
- via medial and intermediate cutaneous nerves of thigh
- medial aspect of calf
Path
- runs downward and laterally in groove between psoas and illiacus
- passes under inguinal ligament
- lateral to femoral sheath and femoral vessels
- splits to individual muscles
- sensory accompanies great saphenous vein
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