Neuromuscular: Lower Extremity Innervation Flashcards
Lumbar Plexus innervates
Psoas Major
Psoas Minor
Quadratus lumborum
Sacral Plexus innervates
Piriformis Superior gemelli Inferior gemelli Obturator internus Quadratus femoris
Inferior Gluteal nerve innervates
Gluteus maximus
Superior Gluteal nerve innervates
Gluteus medius
Gluteus minimus
Tensor fasciae latae
Femoral Nerve innervates
Vastus lateralis Rectus femoris Vastus medialis Vastus intermedius Iliacus Sartorius Pectineus
Obturator Nerve innervates
Adductor longus Adductor brevis Adductor magnus Obturator externus Gracilis
Tibial Nerve innervates
Soleus Popliteus Plantaris Tibialis posterior Gastrocnemius Flexor hallucis longus Flexor digitorum longus
Sciatic Nerve- Tibial Division innervates
Semitendinosus
Semimembranosus
Biceps femoris (long head)
Sciatic Nerve- Common Peroneal Division innervates
Biceps femoris (short head)
Deep Peroneal Nerve innervates
Tibialis anterior Extensor digitorum longus Extensor hallucis longus Peroneus tertius Extensor digitorum brevis
Superficial Peroneal Nerve innervates
Peroneus longus
Peroneus brevis
Medial plantar nerve innervates
Abductor hallucis
Lumbrical I
Flexor digitorum brevis
Flexor hallucis brevis
Lateral Plantar nerve innervates
Abductor digiti minimi Flexor digiti minimi Opponens digiti minimi Dorsal interossei Quadratus plantae Adductor hallucis Lumbrical II, III, IV Plantar interossei