| Question |
Answer |
| Concentrically accelerates dorsiflexion and inversion |
Anterior Tibialis |
| Concentrically accelerates plantarflexion and inversion of the foot |
Posterior Tibialis |
| Concentrically accelerates plantarflexion |
Soleus |
| Concentrically accelerates plantarflexion |
Gastrocnemius |
| Concentrically plantarflexes and everts the foot |
Peroneus Longus |
| Concentrically accelerates knee flexion and hip extension. Tibial external rotation |
Hamstring Complex |
| Concentrically accelerates knee flexion and tibial eternal rotation |
Biceps Femoris-Short Head |
| Concentrically accelerates knee flexion, hip extension, and tibial internal rotation |
Semimembranosus |
| Concentrically accelerates knee flexion, hip extension, and tibial internal rotation |
Semitendinosus |
| Concentrically accelerates knee extension |
Vastus Lateralis |
| Concentrically accelerates knee extension |
Vastus Medialis |
| Concentrically accelerates knee extension |
Vastus Intermedius |
| Concentrically accelerates knee extension and hip flexion |
Rectus Femoris |
| Concentrically accelerates hip adduction,flexion, and internal rotation |
Adductor Longus |
| Concentrically accelerates hip adduction, flexion and internal rotation |
Adductor Magnus-Anterior Fibers |
| Concentrically accelerates hip adduction, extension, and external rotation |
Adductor Magnus-Posterior Fibers |
| Concentrically accelerates hip adduction, flexion, and internal rotation |
Adductor Brevis |
| Concentrically accelerates hip adduction,flexion,and internal rotation |
Gracilis |
| Concentrically accelerates hip adduction, flexion, and internal rotation |
Pectineus |
| Concentrically accelerates hip abduction and internal rotation |
Gluteus Medius-Anterior Fibers |
| Concentrically accelerates hip abduction and external rotation |
Gluteus Medius-Posterior Fibers |
| Concentrically accelerates hip abduction and internal rotation |
Gluteus Minimus |
| Concentrically accelerates hip flexion,abduction,and internal rotation |
Tensor Fascia Latae(TFL) |
| Concentrically accelerates hip extension and external rotation |
Gluteus Maximus |
| Concentrically accelerates hip flexion and external rotation. Concentrically extends and rotates lumbar spine |
Psoas |
| Concentrically accelerates hip flexion, external rotation, and abduction. Concentrically accelerates knee flexion and internal rotation |
Sartorius |
| Concentrically accelerates hip external rotation, abduction, and extension |
Piriformis |
| Concentrically accelerates spinal flexion, lateral flexion, and rotation |
Abdominal Musculature |
| Concentrically accelerates spinal flexion, lateral flexion,and contralateral rotation |
External Oblique |
| Concentrically accelerates spinal flexion, lateral flexion, and ipsilateral rotation |
Internal Oblique |
| Increases intra-abdominal pressure. Supports the abdominal viscera |
Transversus Abdominis |
| Concentrically pulls the central tendon inferiorly, increasing the volume in the thoracic cavity |
Diaphragm |
| Concentrically accelerates spinal extension, rotation, and lateral flexion |
Superficial Erector Spinae |
| Spinal laterl flexion |
Qualratus Lumborum |
| Concentrically produces spinal extension and lateral flexion. Concentrically produces extension and contralateral rotation of the head. |
Semispinalis |
| Concentrically accelerates spinal extension and contralateral rotation |
Multifidus |
| Concentrically accelerates shoulder extension, adduction, and internal rotation |
Latissimus Dorsi |
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