Anterior View

Feet Turn Out & Flatten

    Overactive (4)
  • Lateral Gastrocnemius - accelerates plantar flexion and externally rotates tibia.
  • Gastrocnemius
  • Soleus (turn out only) - accelerates plantar flexion and externally rotates tibia.
  • Soleus
  • Peroneus Longus (flatten only) - plantar flexes and everts the foot.
  • Peroneus Longus
  • Biceps Femoris-Short Head - accelerates knee flexion and tibial external rotation.
  • Biceps Femoris-Short Head
  • Tensor Fascia Latae - accelerates hip flexion, abduction, and internal rotation.
  • Tensor Fascia Latae
    Underactive (4)
  • Anterior Tibialis (flatten only) - ankle dorsiflexion and inversion.
  • Anterior Tibialis
  • Posterior Tibilias (flatten only) - ankle plantar flexion and inversion.
  • Posterior Tibilias
  • Medial Gastrocnemius - accelerates plantar flexion and internally rotates tibia.
  • Gastrocnemius
  • Semimembranosus (turn out only) - accelerates knee flexion, hip extension, and tibial internal rotation.
  • Semimembranosus
  • Semitendinosus (turn out only) - accelerates knee flexion, hip extension, and tibial internal rotation.
  • Semitendinosus
  • Gluteus Maximus (turn out only) - accelerates hip extension and external rotation.
  • Gluteus Maximus
  • Gluteus Medius, Anterior Fibers - accelerates hip abduction and internal rotation.
  • Gluteus Medius, Anterior Fibers
  • Gluteus Medius, Posterior Fibers - accelerates hip abduction and external rotation.
  • Gluteus Medius, Posterior Fibers

Knee Valgus

    Overactive (5)
  • Lateral Gastrocnemius - accelerates plantar flexion and externally rotates tibia.
  • Gastrocnemius
  • Soleus - accelerates plantar flexion and externally rotates tibia.
  • Soleus
  • Biceps Femoris-Short Head - accelerates knee flexion and tibial external rotation.
  • Biceps Femoris-Short Head
  • Adductor Longus - accelerates hip adduction, flexion, and internal rotation.
  • Adductor Longus
  • Adductor Magnus, Anterior Fibers - accelerates hip adduction, flexion, and internal rotation.
  • Adductor Magnus, Anterior Fibers
  • Adductor Magnus, Posterior Fibers - accelerates hip adduction, extension, and external rotation.
  • Adductor Magnus, Posterior Fibers
  • Adductor Brevis - accelerates hip adduction, flexion, and internal rotation.
  • Adductor Brevis
  • Gracilis - accelerates hip adduction, flexion, and internal rotation; assists in tibial internal rotation.
  • Gracilis
  • Pectineus - accelerates hip adduction, flexion, and internal rotation.
  • Pectineus
  • Tensor Fascia Latae - accelerates hip flexion, abduction, and internal rotation.
  • Tensor Fascia Latae
    Underactive (4)
  • Anterior Tibialis - ankle dorsiflexion and inversion.
  • Anterior Tibialis
  • Posterior Tibilias - ankle plantar flexion and inversion.
  • Posterior Tibilias
  • Gluteus Medius, Anterior Fibers - accelerates hip abduction and internal rotation.
  • Gluteus Medius, Anterior Fibers
  • Gluteus Medius, Posterior Fibers - accelerates hip abduction and external rotation.
  • Gluteus Medius, Posterior Fibers
  • Gluteus Maximus - accelerates hip extension and external rotation.
  • Gluteus Maximus

Knee Varus

    Overactive (4)
  • Lateral Gastrocnemius - accelerates plantar flexion and externally rotates tibia.
  • Gastrocnemius
  • Soleus - accelerates plantar flexion and externally rotates tibia.
  • Soleus
  • Biceps Femoris-Long Head - accelerates knee flexion, hip extension, and tibial external rotation.
  • Biceps Femoris-Long Head
  • Piriformis - accelerates hip external rotation, abduction, and extension.
  • Piriformis
    Underactive (3)
  • Adductor Longus - accelerates hip adduction, flexion, and internal rotation.
  • Adductor Longus
  • Adductor Magnus, Anterior Fibers - accelerates hip adduction, flexion, and internal rotation.
  • Adductor Magnus, Anterior Fibers
  • Adductor Magnus, Posterior Fibers - accelerates hip adduction, extension, and external rotation.
  • Adductor Magnus, Posterior Fibers
  • Adductor Brevis - accelerates hip adduction, flexion, and internal rotation.
  • Adductor Brevis
  • Gracilis - accelerates hip adduction, flexion, and internal rotation; assists in tibial internal rotation.
  • Gracilis
  • Pectineus - accelerates hip adduction, flexion, and internal rotation.
  • Pectineus
  • Semimembranosus - accelerates knee flexion, hip extension, and tibial internal rotation.
  • Semimembranosus
  • Semitendinosus - accelerates knee flexion, hip extension, and tibial internal rotation.
  • Semitendinosus
  • Gluteus Maximus - accelerates hip extension and external rotation.
  • Gluteus Maximus

Translation

    Overactive - same side of shift (4)
  • Sternocleidomastoid - cervical flexion, rotation, and lateral flexion.
  • Sternocleidomastoid
  • Levator Scapulae - cervical extension, lateral flexion and ipsilateral rotation when the scapulae is anchored; Assists in elevation and downward rotation of the scapulae.
  • Levator Scapulae
  • Scalenes - cervical flexion, rotation and lateral flexion; Assists rib elevation during inhalation.
  • Scalenes
  • Upper Trapezius - cervical extension, lateral flexion and rotation; scapular elevation.
  • Upper Trapezius
    Underactive - opposide side of shift (4)
  • Sternocleidomastoid - cervical flexion, rotation, and lateral flexion.
  • Sternocleidomastoid
  • Levator Scapulae - cervical extension, lateral flexion and ipsilateral rotation when the scapulae is anchored; Assists in elevation and downward rotation of the scapulae.
  • Levator Scapulae
  • Scalenes - cervical flexion, rotation and lateral flexion; Assists rib elevation during inhalation.
  • Scalenes
  • Upper Trapezius - cervical extension, lateral flexion and rotation; scapular elevation.
  • Upper Trapezius
  • Longus Colli - cervical flexion, lateral flexion and ipsilateral rotation
  • Longus Colli
  • Longus Capitus - cervical flexion, lateral flexion
  • Longus Capitus