Lower Limb Actions Flashcards
Iliacus
Flexes thigh and stabilizes hip joint
Psoas
flexes thigh and stabilizes hip
Rectus Femoris
flexes thigh and extends leg
Sartorius
flexes, abducts and laterally rotates thigh, flexes leg
Tensor Faciae Latae
abducts, flexes, and medially rotates thigh, extends leg
Vastus Intermedius
extends leg
Vastus Lateralis
extends leg
Vastus Medialis
extends leg
Adductor Brevis
adducts thigh
Adductor Longus
adducts and flexes thigh
Adductor Magnus
adducts and extends thigh
Gracilis
flexes and medially rotates leg, adducts thigh
Pectineus
Adducts and flexes thigh
Obturator Externus
Laterally rotates thigh
Gemellus inferior
Laterally rotates thigh
Gemellus superior
Laterally rotates thigh
Gluteus Maximus
extends and laterally rotates thigh, tenses fascia lata
Gluteus medius
abducts and medially rotates thigh, keeps pelvis level when opposite leg is raised
Gluteus minimus
abducts and medially rotates thigh, keeps pelvis leel when opposite leg is raised
Obturator internus
laterally rotates thigh
Prirformis
Abducts and laterally rotates thigh
Quadratus femoris
Laterally rotates thigh
Bicepts Femoris
flexes leg, extends thigh
Semimembranous
extends thigh, flexes leg
Semitendinous
extend thigh and flexes leg
Extensor digitorum longus
dorsiflex ankle, extends digits 2-5 (IP an MP)
Extensor hallucis longus
dorsiflex ankle, extends great toe
Peroneus tertius
dorsiflex ankle, everts foot
Tibialis anterior
dorsiflex ankle, inverts foot
Peroneus lngus
plantar flex ankle, everts foot
Peroneus brevis
plantar flex ankle, everts foot
Flexor digitorum longus
plantar flex ankle, flexes digits 2-5
Flexor halluci longus
plantar flex ankle, flexes great toe
Gastrocnemius
plantar flex ankle, flexes leg
Plantaris
plantar flex ankle, flexes leg
Popliteus
unlocks knee during flexion
Soleus
plantar flex ankle
Tibialis posterior
plantar flex ankle, inverts foot
Abductor digiti minimi
abducts and flexes 5th digit
Abductor hallucis
abducts and flexes great toe
Adductor hallucis
adducts great toe
Extensor digitourm brevis
extension of digits 2-5
Extensor hallucis brevis
extension of great toe
Flexor digitorum accessorius
assists flexor digitorum longus
Flexor digitorum brevis
flexes digits 2-5
Flexor digiti minimi
flexes 5th digit
Flexor hallucis brevis
flexes great toe
Interossei doral
abducts, flexes, and extends digits 2-4
Interossei plantar
adducts, flexes, and extends digits 3-5
Lumbricals
flexes proximal phalanges and extends IP joints