OIAs of muscles that move hip and knee joint

gracilis origin

inferior ramus of pubis

gracilis and sartorius insertion

proximal medial surface of tibia

sartorius origin

ASIS

gracilis action

adducts thigh/hip and flexes knee/leg

sartorius action

flexes thigh and leg/knee and laterally rotates hip

rectus femoris origin

AIIS

rectus femoris insertion

tibial tuberosity via patella

rectus femoris action

extends leg/knee and flexes thigh/hip

semitendinosus, semimembranosus, and biceps femoris long head origin

ischial tuberosity

semitendinosus and semimembranosus insertion

proximal medial surface of tibia

biceps femoris long head insertion

head of fibula and lateral condyle of tibia

semitendinosus, semimembranosus, and biceps femoris long head action

flexes leg/knee and extends thigh/hip