LE nerves
femoral nerve sensory
anterior thigh
femoral nerve motor
flexors of hip and extensors of knee (Iliopsoas, Quadriceps group, Sartorius, Pectineus); anterior thigh compartment
superficial peroneal nerve sensory
anterior and lateral lower leg, dorsum of foot
deep peroneal nerve motor
anterior compartment of leg
L5 Primary Motion, Primary muscles, sensory region and reflex
Motion: Ankle dorsifflexion, foot inversion, toe dorsiflexion, hip extension, hip abduction Primary Muscles :tibialis anterior (deep peroneal n), tibialis posterio (tibial n), EHL (DPN), hamstrings (tibial n) & gluteus max (inf. gluteal n), gluteus medius (sup. gluteal n) Sensory: lateral leg & dorsal foot Reflex: none
S3,4 Primary Motion, Primary muscles, sensory region and reflex
Motion: Bowel and bladder function ; Muscles: Bladder ; Sensory: Perianal Reflex: None
L2,3 Primary Motion, Primary muscles, sensory region and reflex
Motion: Hip flexion, adduction Primary Muscles: Iliopsoas (lumbar plexus, femoral n) Sensory: anterior & inner thigh Reflex: None
L4 Primary Motion, Primary muscles, sensory region and reflex
Motion: Knee extension w/L3) Primary Muscles:Quadriceps (femoral n) Sensory: Lateral thigh, anterior knee, medial leg Reflex: patellar
L1 Primary Motion, Primary muscles, sensory region and reflex
Motion: None Primary Muscles: None Sensory: Iliac cres & groin Reflex: Cremasteric (w/ L2)
S1 Primary Motion, Primary muscles, sensory region and reflex
Motion: foot plantar flexion & eversion Primary Muscles: gastroc-soleus (tibial n); peroneals (SPN) Sensory: posterior leg Reflex: achilles
S2 Primary Motion, Primary muscles, sensory region and reflex
Motion: toe plantar flexion Primary Muscles: FHL (tibial n), FDL (tibial nerve) Sensory: plantar foot Reflex: anal wink
obturator nerve motor
adductors, gracilis
sural nerve
joining of branches from tibial and common peroneal superficial to gastrocnemius only sensory1
superficial peroneal nerve motor
lateral compartment of leg
saphenous nerve sensory
medial leg
obturator nerve sensory
medial thigh
tibial nerve motor
posterior leg and plantar region
sciatic nerve motor
posterior thigh muscles (hip flexors, hip extensors)
sural nerve sensory
proximal anterolateral leg, posterolateral leg, lateral side of foot,
tibial nerve sensory
sole of foot
the common fibular nerve divides into
superficial fibular nerve and deep fibular nerve
sciatic nerve splits into
tibial nerve common fibular nerve (splits at top of popliteal fossa)
deep peroneal nerve sensory
webbing between 1st and 2nd toe