leg muscles Flashcards
Gemellus Inferior
Laterally rotates and stabilizes thigh
piriformis
laterally rotates and stabilizes thigh
gluteus minimus
abducts and medially rotates thigh. tilts pelvis on walking
gluteus medius
abducts and medially rotates thigh
quadratus femoris
laterally rotates and stabilizes hip
gluteus maximus
extends and laterally rotates hip, aids in knee extension via iliotibial tract
tensor fascia lata
maintains knee extended (assists gluteus maximus) and abducts thigh
Obturator internus
rotates the thight laterally. extends and abducts the flexed thigh
Obturator externus
rotates the thigh laterally
Biceps femoris
flexes the leg and then rotates it laterally. long head extends the thigh and rotates it laterally
Semitendinosus
extends the thigh. flexes and rotates the leg medially
semimembraneous
extends the thigh. flexes and rotates the thigh medially.
rectus femoris
extends the leg and flexes the thigh
vastus lateralis
extends the leg
vastus medialis
extends the leg
vastus intermedius
extends the leg
sartorius
flexes the thigh and rotates it laterally. flexes and medially rotates the leg
pectineus
adducts, flexes and rotates the thigh medially