Hip, Knee, and Ankle Prime Movers

PT631 Therapeutic Exercise I, Oregon Tech

What are the prime movers of the hip flexors muscle group?

Psoas Major, Iliacus, and Rectus Femoris

What are the prime movers of the hip extensors muscle group?

Gluteus Maximus, Semitendinosus, Semimembranosus, Biceps Femoris (Long Head), and Adductor Magnus (Post. Fibers)

What are the prime movers of the hip abductors muscle group?

Gluteus Medius and Gluteus Minimus

What are the prime movers of the hip adductors muscle group?

Pectineus, Adductor Brevis, Adductor Longus, and Adductor Magnus (Ant. Fibers)

What are the prime movers of the hip internal rotators muscle group?

Gluteus Medius, Gluteus Minimus, Tensor Fascia Latae, and Piriformis

What are the prime movers of the hip external rotators muscle group?

Gluteus Maximus (Lower Fibers), Piriformis, Obturator Internus, Obturator Externus, and Quadratus Femoris

What are the prime movers of the knee flexors muscle group?

Semitendinosus, Semimembranosus, and Biceps Femoris

What are the prime movers of the knee extensors muscle group?

Vastus Lateralis, Vastus Intermedius, Vastus Medialis, and Rectus Femoris

What are the prime movers of the knee internal rotators muscle group?

Semitendinosus, Semimembranosus, and Popliteus

What are the prime movers of the knee external rotators muscle group?

Gluteus Maximus (Upper Fibers through ITB) and Biceps Femoris

What are the prime movers of the ankle plantarflexors muscle group?

Gastrocnemius, Soleus, and Plantaris

What are the prime movers of the ankle dorsiflexors muscle group?

Tibialis Anterior and Fibularis Tertius

What are the prime movers of the ankle invertors muscle group?

Tibialis Anterior and Tibialis Posterior

What are the prime movers of the ankle evertors muscle group?

Fibularis Longus, Fibularis Brevis, and Fibularis Tertius