Anatomy 101 Lower Limb Muscles function Flashcards
iliopsoas action
flexes thigh (both)
stabilizes thigh in standing (iliacus)
laterally bends vertebral column (psoas major)
Iliacus action
flexes thigh
stabilizes thigh in standing
psoas major action
flexes thigh
laterally bends vertebral column
sartorius action
flexes, abducts, laterally rotates thigh
flexes leg at knee
rectus femoris action
extends knee
flexes thigh
vastus lateralis action
extends knee
stabilizes patella
vastus medialis action
extends knee
stabilizes patella
vastus intermedius action
extends knee
pectineus action
adducts
flexes
medially rotates thigh
adductor longus action
adducts
medially rotates
flexes thigh
adductor magnus action
adducts
medially rotates thigh
adductor brevis action
adducts
medially rotates
flexes thigh
gracilis action
adducts
medially rotates thigh
flexes leg
biceps femoris action
extends thigh
flexes knee
semitendinosus action
extends thigh
flexes knee
semimembranosus action
extends thigh
flexes knee
gluteus maximum action
extends
abducts
laterally rotates thigh
gluteus medius action
abducts
medially rotates thigh
stabilizes pelvis while walking
tensor fascia lata action
abducts
flexes
medially rotates thigh
tibialis anterior action
dorsiflexes foot
inverts foot
extensor digitorum longus action
dorsiflexes foot
extends toes
extensor hallicus longus action
dorsiflexes foot
extends big toe
fibularis longus action
everts foot
plantar flexes foot
fibularis brevis
everts foot
plantar flexes foot
