| Term | Definition |
| Adductor Longus | Origin: Pubic Crest and Pubic Symphysis
Insertion: Linea Aspera of Femur
Action: Adducts, flexes and rotates; RMA--extends thigh |
| Adductor Brevis | Origin: Inferior ramus of pubis
Insertion: Linea Aspera of femur
Action: Adducts thigh at hip joint and rotates thigh; anterior part flexes thigh at hip joint |
| Adductor Magnus | Origin: Inferior ramus of pubis, ischium to ischial tuberosity
Insertion: Lina Aspera of femur
Action: Adduction, rotation, anterior flexion, posterior extension |
| Pectineus | Origin: Superior ramus of pubis
Insertion: Pectineal line
Action: Flexion and adduction |
| Gracilis | Origin: Body and inferior ramus of pubis
Insertion: Medial surface of body of tibia
Action: Adduction, medial rotation, and flexion at leg |
| Quads--Rectus Femoris | Origin: Anterior inferior iliac spine
Insertion: Patella and tibial tuberosity
Action: extension; flexion at hip |
| Quads--Vastus lateralis | Origin: Greater trochanter and linea aspera
Insertion: Patella and tibial tuberosity |
| Quads--Vastus Medialis | Origin: Linea aspera
Insertion: Patella and tibial tuberosity |
| Quads--Vastus Intermedius | Origin: Anterior and Lateral surfaces of femur
Insertion: Patella and tibial tuberosity |
| Sartorius | Origin: Anterior superior iliac spine |
| Hamstring--Biceps femoris | Origin: Iscial tuberosity; linea aspera
Insertion: Fibula and lateral condyle of tibia
Action: Flexion of femur |
| Hamstring--Semitendinosus | Origin: Ischial tuberosity
Insertion: Proximal parts of medial surface of shaft of tibia
Action: Flexion |
| Hamstring--Smeimembranosus | Origin: Ischium
Insertion: Tibia
Action: Flexion |
