Musclesa Of Limbs - Thigh Flashcards
Pectineus
O: pubis
I: linea aspera
A: adducts, flexes and medially rotates thighs
Sartorius
O: anterior superior iliac spine
I: tibia
A: flexes, abducts, laterally rotates thigh, flexes leg
Adductor longus
O: pubis near symphysis
I: linea aspera
A: adducts, flexes, and medially rotates thighs
Biceps femoris post or ant
Posterior
Adductor magnus
O: pubis and ischium
I: linea aspera
A: adducts, flexes, and medially rotates thigh
Gracilis
O: pubis
I: medial tibia
A: adducts thigh, flexes and medially rotates leg
Iliopsoas - Psoas major & iliacus
O: lumbar vertebrae and iliac fossa
I: Lesser trochanter
A: flexes thigh and trunk
Vastus lateralis
O: greater trochanter
I: patella & tibial tuberosity
A: extends leg at knee
Semitendinosus
O: ischial tuberosity
I: medial aspect of proximal tibia
A: flexes leg at knee, extends thigh
Rectus femoris
O: anterior inferior iliac spine
I: patella and tibial tuberosity
A: extends leg at knee, flexes thigh at hip
Semimembrinosus
O: linea aspera
I: medial condyle of tibia
A: extends, thigh; flexes leg at knee
Vastus medialis
O: linea aspera
I: patella & tibial tuberosity
A: extends leg at knee
Vastus intermedius
O: proximal femur
I: patella & tibial tuberosity
A: extends leg at knee
Tensor fasciae latae
O: anterior superior iliac spine, iliac crest
I: tibia via iliotibial tract of fascia (fascia latae)
A: steadies trunk on thigh
Gluteus Maximus
O: ilium, sacrum, coccyx
I: gluteal tuberosity
A: extends thigh
