Muscle Producing Movement At Joint ( Lower Limbs)

At Hip Joint

Movement Chief Muscles Accessory Muscles

1) Flexion -Psoas Major -Pectineus
-illiacus -Rectus Femoris
-Sartorius
-Adductors Longus

2) Extension -Gluteus Maximus -
- Hamstrings

3) Adduction -Adductors Longus , brevis -Pectineus
and magnus - Gracilis

4) Abduction -Gluteus medius and -Tensor fasciae
minimus latae
-Sartorius

5) Medial Rotation -Tensor fasciae latae
- Anterior fibres of the gluteus medius and minimus

6) Lateral Rotation - 2 obturators , 2 gemelli and quadratus femoris



At Knee Joint

Movement Chief Muscle Accessory Muscle

1) Flexion -Biceps Femoris -Gracilis
-Semitendinosus -Sartorius
-Semimembranosus - Popliteus

2) Extension -Quadriceps Femoris - Tensor fascia
latae


3) Medial Rotation -Popliteus -Sartorius
(Flexed Leg ) -Semimembranosus -Gracilis
-Semitendinosus

4) Lateral Rotation - Biceps Femoris