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Kines Unit 3 Actions
Muscle Actions at Hip, Knee, Foot, and Ankle
| Term | Definition |
|---|---|
| Iliacus | Action: Hip Flexion and Anterior Pelvic Tilt |
| Psoas | Action: Hip Flexion (>90) |
| Rectus Femoris | Action: Hip Flexion |
| Sartorius | Action: Hip Flexion and External Rotation |
| Adductor Brevis and Adductor Longus | Action: Adduction and External Rotation (2) Hip |
| Adductor Magnus | Action: Adduction, External Rotation, and Extension Hip |
| Gracilis | Action: Adduction, Internal Rotation, and Weak Hip Flexion |
| Biceps Femoris and Gluteus Maximus | Action: Hip Extension and External Rotation (2) |
| Semitendinosus and Semimembranosus | Action: Hip Extension and Internal Rotation (2) |
| Gluteus Medius | Action: External Rotation and Abduction Hip |
| Gluteus Minimus | Action: Abduction Hip |
| Piriformis | Action: External Rotation Hip |
| Tensor Fasciae Latae | Action: Flexion and Abduction Hip |
| Rectus Femoris, Vastus Lateralis, Vastus Intermedius, and Vastus Medialis | Action: Knee Extension (4) |
| Semitendinosus, Semimembranosus, and Popliteus | Action: Knee Flexion and Internal Rotation (3) |
| Gastrocnemius | Action: Knee Flexion |
| Gracilis | Action: Weak knee flexion and internal rotation |
| Biceps Femoris | Action: Knee Flexion and External Rotation |
| Peroneus Longus | Action: Plantar Flexion and Eversion |
| Anterior Tibialis | Action: Dorsiflexion and Inversion |
| Posterior Tibialis | Action: Plantar Flexion and Inversion |
| Gastrocnemius and Soleus | Action: Plantar Flexion (2) |