| A | B |
|---|
| erector spinae muscles | extend and bend vertebral column laterally |
| psoas major | flex trunk on thigh; flex thigh; lateral flexion of vertebral column |
| illiacus | flex trunk on thigh; flex thigh |
| gluteus maximus | extension and lateral rotation of thigh |
| gluteus medius | extension and medial rotation of thigh |
| tensor fascia latae | flexes, abducts and medially rotates thigh |
| adductors (magnus, longus, brevis) | adducts, flexes and laterally rotates thigh |
| gracilis | adducts thigh, flexes and medially rotates leg |
| rectus femoris | extends knee, flexes thigh |
| vastus laterallis | extends lower leg, stabilizes knee |
| sartorius | flexes, abducts and laterally rotates thigh, flexes lower leg |
| biceps femoris | extends thigh and flexes lower leg |
| semimembranosus | extends thigh, flexes lower leg |
| semitendinosus | extends thing, flexes lower leg |
| tibialis anterior | dorsiflexes and inverts foot |
| gastrocnemius | flexes lower leg, plantar flexes foot |
| soleus | plantar flexes foot |
| vastus medialis | extends lower leg |
