Straight middle muscle of quadriceps; covers vastus intermedius, the 4th muscle; extend leg, flex thigh
Large lateral muscle of quadriceps; extend leg
Attaches quadriceps to tibia; contains patella
Muscle in front of tibia; dorsal flexion; inverts foot
Large medial muscle of quadriceps;
extend leg
Longest muscle which extends from lateral ilium to medial tibia; flex thigh and leg; rotate thigh