Muscle Name: Biceps Femoris
Medical Name:
- Biceps Femoris
Other Names:
- None
Head:
- Long Head
- Short Head
Movement:
- Flexion of the knee
- Bending the leg
- Extension of the hip (Long Head)
- Moving the thigh backward
- Lateral rotation of the knee (when the knee is flexed)
- Rotating the lower leg outward
Attachment:
- Origin:
- Long Head: Ischial tuberosity
- Short Head: Linea aspera and lateral supracondylar line of the femur
- Insertion:
- Head of the fibula
Related Muscles:
- Semitendinosus
- Semimembranosus
- Quadriceps
- Gluteus Maximus
- Adductor Magnus
- Gastrocnemius