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Lumbar Plexus
| Term | Definition |
|---|---|
| Femoral | skin of anterior and medial thigh (anterior femoral cutaneous branch); skin of medial leg and foot, hip and knee joints (saphenous branch); motor to anterior muscles (quadriceps and sartorius) of thigh and to pectineus; illacus |
| Obturator | Motor to adductor magnus, longus, and brevis muscles, gracillil muscle of medial thigh, obturator externus; sensory for skin of medial thigh for hip and knee joints |
| Lateral femoral cutaneous | skin of lateral thihg; some senroy branches of peritoneum |
| Illiohypogatric | skin of lower abdomen and hip; muscles of anterolateral abdominal wall (internal obliques and transversus abdominus) |
| Illioinguinal | skin of external genitalia and proxomal medial aspect of the thigh; inferior abdominal muscles |
| Genitofemoral | skin of scrotum in males, of labia majora in females,and of anterior thigh inferior to middle portion of inguinal region; cremaster muscle on males |