Lower extremity EMG Flashcards
Extensor digitorum brevis innervation
Deep peroneal nerve < common peroneal nerve < sciatic nerve
Lumbosacral plexus
Extensor digitorum brevis nerve roots
L4-S1 (mostly L5)
Extensor hallucis longus innervation
Deep peroneal nerve < common peroneal nerve < sciatic nerve
Lumbosacral plexus
Extensor hallucis longus nerve roots
L4-S1 (mostly L5)
Extensor digitorum Longus innervation
Deep peroneal nerve < common peroneal nerve < sciatic nerve
Lumbosacral plexus
Extensor digitorum Longus nerve roots
L4-L5 (mostly L5)
Tibialis anterior innervation
Deep peroneal nerve < common peroneal nerve < sciatic nerve
Lumbosacral plexus
Tibialis anterior nerve roots
L4-L5
Peroneus Longus innervation
Superficial peroneal nerve < common peroneal nerve < sciatic nerve
Lumbosacral plexus
Peroneus Longus nerve roots
L5-S1 (mostly L5)
Abductor hallucis brevis innervation
Medial plantar nerve < tibial nerve < sciatic nerve
Lumbosacral plexus
Abductor hallucis brevis nerve roots
S1-S2 (mostly S1)
Flexor Hallucis brevis innervation
Medial plantar nerve < tibial nerve < sciatic nerve
Lumbosacral plexus
Flexor Hallucis brevis nerve roots
S1-S2 (mostly S1)
Abductor Digiti Quinti Pedis innervation
Lateral plantar nerve < tibial nerve < sciatic nerve
Lumbosacral plexus
Abductor Digiti Quinti Pedis nerve roots
S1-S2 (mostly S1)
Gastroc medial head innervation
Tibial nerve < sciatic nerve
Lumbosacral plexus
Gastroc medial head nerve roots
S1-S2 (mostly S1)
Soleus innervation
Tibial nerve < sciatic nerve
Lumbosacral plexus
Soleus nerve roots
S1-S2 (mostly S1)
Tibialis posterior innervation
Tibial nerve < sciatic nerve
Lumbosacral plexus
Tibialis posterior nerve roots
L5-S1 (mostly L5)
Flexor digitorum longus innervation
Tibial nerve < sciatic nerve
Lumbosacral plexus
Flexor digitorum longus nerve roots
L5-S1 (mostly L5)
Biceps femoris short head innervation
Sciatic nerve (peroneal division) Lumbosacral plexus
Biceps femoris short head nerve roots
L5-S1 (mostly S1)
Biceps femoris long head innervation
Sciatic nerve (tibial division) Lumbosacral plexus
Biceps femoris long head nerve roots
L5-S1 (mostly S1)
Semimembranosus innervation
Sciatic nerve (tibial division) Lumbosacral plexus
Semimembranosus nerve roots
L4-S1 (mostly L5)
Semitendinosus innervation
Sciatic nerve (tibial division) Lumbosacral plexus
Semitendinosus nerve roots
L4-S1 (mostly L5)
Gracilis innervation
Obturator nerve
Lumbar plexus
Gracilis nerve roots
L2-L4 (mostly L3)
Adductor longus innervation
Obturator nerve
Lumbar plexus
Adductor longus nerve roots
L2-L4 (mostly L3)
Adductor Magnus innervation
Obturator nerve
Lumbar plexus
Adductor Magnus nerve roots
L2-L4 (mostly L3)
Vastus lateralis innervation
Femoral nerve
Lumbar plexus
Vastus lateralis nerve roots
L2-L4 (mostly L3/L4)
Vastus medialis innervation
Femoral nerve
Lumbar plexus
Vastus medialis nerve roots
L2-L4 (mostly L3/L4)
Rectus femoris innervation
Femoral nerve
Lumbar plexus
Rectus femoris nerve roots
L2-L4 (mostly L2/L3)
Iliacus innervation
Femoral nerve
Lumbar plexus
Iliacus nerve roots
L2-L4 (mostly L2/L3)
Gluteus medius innervation
Superior gluteal nerve
Lumbosacral plexus
Gluteus medius nerve roots
L4-S1 (mostly L5)
Tensor fasciae Latae innervation
Superior gluteal nerve
Lumbosacral plexus
Tensor fasciae Latae nerve roots
L4-S1 (mostly L5)
Gluteus maximus innervation
Inferior gluteal nerve
Lumbosacral plexus
Gluteus maximus nerve roots
L5-S2 (mostly S1)