The (tibial division) for the hamstring portion. Functional Roles
| Action | Adductor part | Hamstring part | |--------|---------------|----------------| | Hip adduction | ✔ Primary | ✔ Assists | | Hip flexion | ✔ (when hip is extended) | ✘ | | Hip extension | ✘ | ✔ (powerful extensor) | | Medial rotation of thigh | ✔ (weak) | ✘ | | Lateral rotation of thigh | ✘ | ✔ (when hip is flexed) | musculus adductor magnus
| Feature | Detail | |---------|--------| | Muscle type | Composite (adductor & hamstring parts) | | Main action(s) | Adduction, hip extension (hamstring part), hip flexion (adductor part) | | Origin | Pubis + ischium (adductor part); ischial tuberosity (hamstring part) | | Insertion | Linea aspera (adductor part); adductor tubercle (hamstring part) | | Nerve | Obturator (adductor part); tibial division of sciatic (hamstring part) | | Key structure formed | Adductor hiatus | | Primary artery | Deep femoral artery | The (tibial division) for the hamstring portion