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Innervation and Functions of Muscle of the Lower Limb
These flashcards are meant to review the functions and innervation of muscles of the lower limb at an intro level course of anatomy.
38
Anatomy
Undergraduate 1
09/18/2012

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Term
Superficial Gluteal Region
Gluteus Maximus
Definition
Extension of thigh
Lateral rotation of thigh

Innervation: Inferior Gluteal nerve
Term
Superficial Gluteal Region
Gluteus Medius
Definition
Abducts thigh

Innervation: Superior Gluteal Nerve
Term
Superficial Gluteal Region
Gluteus minimus
Definition
Abducts thigh

Innervation: Superior Gluteal Nerve
Term
Superficial Gluteal Region
Tensor fasciae latae
Definition
Flexes thigh
Abducts thigh

Innervation: Superior Gluteal nerve
Term
Deep Gluteal Region
Piriformis
Definition
Laterally rotates thigh

Innervation: Nerve (N.) to Piriformis
Term
Anterior Hip (Iliopsoas)
Psoas Major
Definition
Flexion of thigh or trunk

Innervation: Lumbar Spinal Nerves
Term
Anterior Hip (Iliopsoas)
Iliacus
Definition
Flexion of thigh or trunk

Innervation: Femoral Nerve
Term
Anterior Femoral Muscles
Sartorius
Definition
Flexes leg
Flexes thigh

Innervation: Femoral nerve
Term
Anterior Femoral Muscles
Rectus Femoris
Definition
Flexes thigh
Extends leg

Innervation: Femoral nerve
Term
Anterior Femoral Muscles
Vastus lateralis
Definition
Extends leg

Innervation: Femoral Nerve
Term
Anterior Femoral Muscles
Vastus medialis
Definition
Extends leg

Innervation: Femoral Nerve
Term
Anterior Femoral Muscles
Vastus intermedius
Definition
Extends leg

Innervation: Femoral Nerve
Term
Medial Femoral Muscles
Gracilis
Definition
Adducts thigh

Innervation: Obturator Nerve
Term
Medial Femoral Muscles
Pectineus
Definition
Adducts thigh
Flexes thigh

Innervation: Femoral Nerve
Term
Medial Femoral Muscles
Adductor longus
Definition
Adducts thigh

Innervation: Obturator Nerve
Term
Medial Femoral Muscles
Adductor brevis
Definition
Adducts thigh

Innervation: Obturator Nerve
Term
Medial Femoral Muscles
Adductor magnus
Definition
Adducts thigh

Innervation: Obturator Nerve
Term
Posterior Femoral Muscles
Biceps Femoris (Long Head)
Definition
Flexes leg
Extends thigh

Innervation: Tibial nerve
Term
Posterior Femoral Muscles
Biceps Femoris (Short Head)
Definition
Flexes Leg

Innervation: Common Fibular nerve
Term
Posterior Femoral Muscles
Semimembranosus
Definition
Flexes Leg
Extends thigh

Innervation: Tibial nerve
Term
Posterior Femoral Muscles
Semitendinosus
Definition
Flexes Leg
Extends thigh

Innervation: Tibial nerve
Term
Anterior Crural muscles
Tibialis anterior
Definition
Dorsiflexes foot
Inverts foot

Innervation: Deep Fibular nerve
Term
Anterior Crural muscles
Extensor digitorum longus
Definition
Dorsiflexes foot
Extends digits 2-5

Innervation: Deep Fibular nerve
Term
Anterior Crural muscles
Extensor hallucis longus
Definition
Dorsiflexes foot
Extends 1st digit

Innervation: Deep Fibular nerve
Term
Anterior Crural muscles
Fibularis tertius
Definition
Dorsiflexes foot
Everts foot

Innervation: Deep Fibular nerve
Term
Lateral Crural Muscles
Fibularis longus
Definition
Plantar flexion
everts foot

Innervation: Superficial Fibular nerve
Term
Lateral Crural Muscles
Fibularis brevis
Definition
Plantar flexion
everts foot

Innervation: Superficial fibular nerve
Term
Posterior Crural Muscles
Gastrocnemius
Definition
Plantar Flexion
flexes leg

Innervation: Tibial nerve
Term
Posterior Crural Muscles
Soleus
Definition
Plantar Flexion
Term
Posterior Crural Muscles
Plantaris
Definition
Plantar Flexion
flexes leg

Innervation: Tibial nerve
Term
Deep Posterior Crural Muscles
Popliteus
Definition
Flexes leg
medially rotates tibia

Innervation: Tibial nerve
Term
Deep Posterior Crural Muscles
Flexor Hallucis longus
Definition
plantar flexes foot
Flexes digit 1

Innervation: Tibial nerve
Term
Deep Posterior Crural Muscles
Flexor Digitorum longus
Definition
plantar flexes foot
Flexes digits 2-5
inverts foot

Innervation: Tibial nerve
Term
Deep Posterior Crural Muscles
Tibialis posterior
Definition
plantar flexes foot
inverts foot

Innervation: Tibial nerve
Term
Dorsum of foot
Extensor digitorum brevis
Definition
Extends digits 1-4

Innervation: Deep fibular nerve
Term
Plantar of foot
Abductor Hallucis
Definition
Abducts digit 1

Innervation: Medial plantar nerve
Term
Plantar of foot
Flexor digitorum brevis
Definition
Flexes digits 2-5

Innervation: Medial plantar nerve
Term
Plantar of foot
Abductor digiti minimi
Definition
Abducts digit 5

Innervation: lateral plantar nerve
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