Muscle Action COPY Flashcards by Iman Salem

Q

Iliopsoas

A

Hip flexion

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Q

Rectus femoris

A

Hip flexion/knee extension

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Q

Vastus medialis

A

Knee extension

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Q

Vastus intermedius

A

knee extension

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Q

Vastus lateralis

A

knee extension

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Q

Sartorius

A

Flex hip, Flex knee, Lateral hip rotation

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Q

Pectineus

A

Hip adduction, hip flexion

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Q

Gracilis

A

Hip adduction, weak knee flexion

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Q

Adductor longus

A

Hip adduction

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Q

Adductor brevis

A

Hip adduction

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Q

Adductor magnus

A

Hip adduction, Hip Extension

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Q

Obturator externus

A

Lateral Rotation of Hip

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Q

Gluteus medius

A

Medial rotation of hip, hip abduction

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Q

Gluteus minimus

A

Medial rotation of hip, hip abduction

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Q

Tensor fascia lata

A

Medial rotation of hip, hip rotation

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Q

Piriformis

A

Lateral rotation of hip

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Q

Obturator internus

A

Lateral rotation of the hip

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Q

Quadratus femoris

A

Lateral rotation of the hip

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Q

Superior gemellus

A

Lateral rotation of the hip

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Q

Inferior gemellus

A

Lateral rotation of the hip

Q

Gluteus maximus

A

Hip extension, Lateral rotation of the hip

Q

Semitendinosus

A

Hip extension, knee flexion

Q

Semimembranosus

A

Hip extension, knee flexion

Q

Biceps Femoris

A

Hip extension, knee flexion (short head is knee flexion ONLY)

Tibialis Anterior

Ankle dorsiflexion, foot inversion

Extensor hallucis longus

Extend hallux

Extensor digitorum longus

Extend toes 2-5

Fibularis tertius

Foot eversion

Extensor digitorum brevis

Extends toes 2-5

Extensor hallucis brevis

Extend hallux

Fibularis longus

Eversion of the foot

Fibularis brevis

Eversion of the foot

Gastrocnemius

Plantar flexion

Soleus

Plantar flexion

Plantaris

Plantar flexion

Popliteus

Knee unlocking

Flexor hallucis longus

Flex hallux

Flexor digitorum longus

Flex toes 2-5

Tibialis Posterior

Plantarflexion, foot inversion

Abductor hallucis

Abduct hallux

Abductor digiti minimi

Abduct toe 5

Flexor digitorum brevis

Flex toes 2-5

Quatratus plantae

Flexes toes 2-5

Lumbrical muscles

Flexes metatarsal-phalangeal joints

Flexor hallucis brevis

Flex hallux

Flexor digiti minimi

Flex 5th toe

Adductor hallucis

Adduct hallux

Plantar interossei (3)

Adduct toes 3-5

Dorsal interossei (4)

Abduct toes 2-4