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36 Cards in this Set

  • Front
  • Back

Anterior Rami of Lumbosacral Plexus

L2-L5 and S1-S3 (7 total)

Femoral Nerve


Origin

Posterior Divisions of L2 through L4

Femoral Nerve


Compartment

Anterior compartment of the thigh

Femoral Nerve


Muscles Innervated

Iliacus


Pectineus


Sartorius


Rectus femoris


Vastus intermedius


Vastus medialis


Vastus lateralis



Femoral Nerve


Primary Action

Extend Knee

Femoral Nerve


Cutaneous

Obturator Nerve


Origin

Anterior divisions of L2-L4

Obturator Nerve


Compartment

Medial compartment of thigh

Obturator Nerve


Muscles Innervated

Obturator externus


Adductor longus


Adductor brevis


Adductor magnus


Gracilis

Obturator Nerve


Primary Actions

Adduct thigh


Medially rotate thigh

Obturator Nerve


Cutaneous

Which two terminal nerves of the lumbosacral plexus make up the sciatic nerve?

Tibial and common fibular nerve

Tibial division of sciatic nerve


Origin

Anterior divisions of L4 through S3

Tibial division of sciatic nerve


Compartment

Posterior compartment of thigh


Posterior compartment of leg

Tibial division of sciatic nerve


Muscles Innervated--Thigh

Biceps femoris (long head)


Semitendinosus


Semimembranosus


Adductor magnus

Tibial division of sciatic nerve


Muscles Innervated--Leg

Popliteus


Gastrocnemius


Soleus


Tibialis Posterior


Flexor Digitorum Longus


Flexor Hallucis Longus

Tibial Nerve


Cutaneous

Plantar foot

Plantar foot

Tibial division of sciatic nerve


Primary Actions

Flex knee


Extend thigh



Plantar flex foot (S1-S2)


Flex digits


Inversion

The tibial nerve divides into which branches?

Medial plantar nerve


Lateral plantar nerve

Medial Plantar Nerve


Muscles Innervated

Flexor digitorum brevis


Abductor hallucis

Lateral Plantar Nerve


Muscles Innervated

Abductor digiti minimi

:)

Fibular Nerve


Origin

Posterior divisions of L4 through S2

Common Fibular Nerve


Muscles Innervated

Short head biceps femoris

Superficial Fibular Nerve


Compartment

Lateral compartment of leg

Superficial Fibular Nerve


Muscles Innervated


Fibularis longus


Fibularis brevis

Superficial Fibular Nerve


Cutaneous

Deep Fibular Nerve


Compartment

Anterior compartment of leg

Deep Fibular Nerve


Muscles Innervated

Tibialis anterior


Extensor digitorum longus


Extensor digitorum brevis


Extensor hallucis longus


Extensor hallucis brevis

Deep Fibular Nerve


Cutaneous

Collaterals

Superior gluteal nerve


Inferior gluteal nerve


Posterior femoral cutaneous nerve

Superior Gluteal Nerve


Origin

Posterior divisions L4-S1

Superior Gluteal Nerve


Muscles innervated

Gluteus medius


Gluteus minimus


Tensor fasciae latae

Inferior Gluteal Nerve


Origin

Posterior divisions L5 through S2

Inferior Gluteal Nerve


Muscles Innervated

Gluteus maximus

Posterior Femoral Cutaneous

Posterior thigh