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Side A ------ Side B
Shoulder flexion synergists ------ Deltiod anterior fibersPectoralis major upper fibersBiceps brachiiCoracobrachialis
Should extension synergists  ------ Deltoid (posterior fibers)Latissimus dorsiTeres majorInfrasomatisTeres minorPectoralis major (lower fibers)Triceps brachii (long head)
Shoulder horizontal abduction synergists ------ Deltoid (posterior fibers)InfraspinatusTeres minor
Shoulder horizontal adduction synergists ------ Deltoid (anterior fibers)Pectoralis major (upper fibers) 
Shoulder abduction synergists ------ Deltiod (all fibers)Supraspinatus
Shoulder adduction synergists ------ Latissimus dorsiTeres majorInfraspinatusTeres minorPectoralis major (all fibers)Triceps brachii (long head)Coracobrachialis
Shoulder lateral rotation(external rotation) synergists ------ Deltoid (anterior fibers)Latissimus dorsiTeres majorSubscapularisPectoralis major (all fibers)
Shoulder medial rotation(internal rotation) synergists ------ Deltoid (anterior fibers)Latisumus dorsiTeres majorSubscapularisPectoralis major (all fibers)
Scapula elevation synergists ------ Trapezius (upper fibers)Rhomboid majorRhomboid minorLevator scapula
Scapula depression synergists ------ Trapezius (lower fibers)Serratus anterior (with origin fixed)Pectoralis minor 
Scapula adduction(retraction) synergist  ------ Trapezius (middle fibers)Rhomboid majorRhomboid minor
Scapula abduction (protraction) synergists  ------ Serrtatus anterior (with origin fixed)Pectoralis minor 
Scapula upward rotation synergists  ------ Trapezius (upper and lower fibers)
Scapula downward rotation synergists ------ Rhomboid majorRhomboid minorLevator scapula 
Elbow flexion synergists ------ Biceps BrachiiBrachialisBrachioradialisFlexor carpi radialisFlexor carpi ulnaris (assists)Palmaris longusPronator teres (assists)Extensor carpi radialis longus (assists)Extensor carpi radialis brevis (assists)
Elbow extension synergists ------ Triceps brachii Anconeus 
Forearm supination synergists ------ Biceps brachiiSupinatorBrachioradialis (assists)
Forearm pronation synergists ------ Pronator teresPronator quadratusBrachioradialis (assists)
Wrist extension synergists ------ Extensor carpi radialis longusExtensor carpi radialis brevisExtensor carpi ulnarisExtensor digitorum (assists)
Wrist flexion synergists ------ Flexor carpi radialisFlexor carpi ulnarisPalmaris longusFlexor digitorum superficialisFlexor digitorum profundus (assists)
Wrist abduction(radial deviation) synergists ------ Extensor carpi radialis longusExtensor carpi radialis brevisFlexor carpi radialis 
Wrist adduction(ulnar deviation) synergists ------ Extensor carpi ulnarisFlexor carpi ulnaris
Flexion of the second through fifth fingers ------ Flexor digitorum superficialisFlexor digitorum profundusFlexor digiti minimi brevis (5th)LumbricalsDorsal interossei (2nd-4th) (assists)Palmar interossei (2nd, 4th, 5th) (assists)
Extension of the second through fifth fingers ------ Extensor digitorumExtensor indicis (2nd)LumbricalsDorsal interossei (2nd-4th) (assists) Palmar interossei (2nd, 4th, 5th) (assists)
Abduction of the second through fifth fingers ------ Dorsal interossei (2nd-4th)Abductor digiti minimi (5th)
Adduction of the second through fifth fingers ------ Palmar interossei (3nf, 4th, 5th)Extensor indicis (2nd) (assists)
Opposition of the fifth finger ------ Opponens digiti minimiAbductor digiti minimi (assists)Flexor digiti minimi brevis (assists)Thum
Thumb flexoin synergists ------ Flexor pollicis longusFlexor pollicis brevisAdductor pollicis (assists)Palmar interossei (1st) (assists)
Thumb extension synergists ------ Extensor pollicis longus Extensor pollicis brevisAbductor pollicis longusPalmar interossei (1st) (assists)
Thumb abduction synergists ------ Abductor pollicis longusAbdcutor pollicis brevis 
Thumb adduction synergists ------ Adductor pollicisPalmar interossei
Thumb opposition synergists ------ Opponens pollicisFlexor pollicis brevis (assists)Abdcutor pollicis brevis (assists)
Vertebral column flexion synergists ------ Rectus abdominisExternal oblique (bilaterally)Internal oblique ( bilaterally)
Vertebral column extension synergists ------ Spinalis (bilaterally)Longissimus (bilaterally)Illiocostalis (bilaterally)Multifidi (bilaterally)Rotatores (bilaterally)Semispinalis capitis Quadratus Lumborum (assists)Intertransversarii (bilaterally)InterspinalisLatissimus dorsi (when arm is fixed)
Vertebral column rotation synergists ------ (all unilaterally)Multifide (to the opposite side)Rotatores (to the opposite side)External oblique (to the opposite side)Internal oblique (to the same side)
Vertebral column lateral flexion synergists ------ (unilaterally to the same side)SpinalisLongissimusIlliocostalisQuadratus lumborumExternal obliqueInternal obliqueIntertransversariiLatissimus dorsi
Ribs/Thorax elevation/expansion synergists ------ Scalenes (all bilaterally)Sternocleidomastoid (assists)External intercostals (assists)Serratus posterior superiorPectoralis mahor (may assist if arm is fixed)Serratus anterior (if scapula is fixed)Subcalvius (first rib)
Rib/Thorax depression/collapse synergists ------ Internal intercostals (assists)Serratus posterior inferior
Muscles of Inhalation ------ DiaphragmScalenes (all bilaterally)Sternocleidomastoid (assists)External intercostals (assists)Serratus posterior superior Quadratus lumborumPectoralis major (asists if arm's fixed)Pectoralis minor (if scapula is fixed)Serratus anterior ( if scapula is fixed)Subclavius (first rib)
Muscles of exhalation ------ Internal intercostals (assists)Serratus posterior inferior External oblique (compressing abdominal contents)Transverse abdominis (compressing ... ...)Quadratus lumborum 
Cervical Spine flexion synergists  ------ Sternocleidomastoid (bilaterally)Anterior scalene (bilaterally)Longus capitis (bilaterally)Longus colli (bilaterally)
Cervical Spine extension synergists  ------ Upper Trapezius (bilaterally)Levertor scapula (bilaterallySplenius capitis (bilaterally)Splenius cervicis (bilaterally)Rectus capitis posterior majorRectus capitis posterior minorOblique captitis superiorSemispinalis capitisLongissimus capitis (assists)Longissimus cervicis (assists)Illiocostalis cervics (assists)
Cervical Spine rotation synergists(unilaterally to the same side) ------ Levator scapulaSplenius capitisSplenius cervicisRectus capitis posterior majorOblique capitis inferiorLongus colliLongus capitisLongissimus capitis (assists)Longissimus cervicis (assists)Illiocostialis cervicis (assists)
Cervical Spine rotation synergists(unilaterally to the opposite side) ------ Upper TrapeziusSternocleidomastoidScalenes 
Cervical Spine lateral flexion synergists   ------ (unilaterally to the same side)Upper TrapeziusLevator scapulaSplenius capitisSplenius cervicisSternocleidomastoidLongus capitisLongus colliScalenes (all with ribs fixed)Longissimus capitis (assists)Longissimus cervicis (assists)Illiocostalis cervicis (assists)
Mandible elevation synergists ------ MasseterTemporalisMedial pterygoid
Mandible depression synergists ------ GeniohyoidMylohyoidStylohyoidDigastric (with hyoid bone fixed)Platysma (assists)
Mandible protraction synergists ------ Lateral pterygoid (bilaterally)Medical pterygoid (bilaterally)
Mandible retraction synergists ------ TemporalisDigastric
Mandible lateral deviation synergists ------ (unilaterally)Lateraly pterygoid (to opposite side)Medial pterygoid (to opposite side)
Pelvis anterior tilt (downward rotation) synergists ------ Latissimus dorsi (assists)
Pelvis posterior tilt(upward rotation) synergists ------ Biceps femorisSemitendinosusSemimembranosusPsoas minor
Pelvis Lateraly tilt (elevation) synergists ------ Quadratus lumborumLatissimus dorsi (assists)
Coxal flexion synergists ------ Rectus femorisGleteus medius (anterior fibers)Glute minimusAdductor magnus (assists)Adductor longus (assists)Adductor brevis (assistss)Pectineus (assists)Tensor fasciae lataeSartoriusPsoas majorIlliacus
Coxal extension synergists  ------ Biceps femorisSemitendinosusSemimembranosusGluteus maximusGluteus minimus (posterior fibers)Adducyot magnus (posterior fibers) 
Coxal medial rotation (internal rotation) synergists ------ SemitendinosusSemimembranosusGluteus medius (anterior fibers)Gluteus minimusAdductor magnusAdductor longusAdductor brevisGracilidPecteneusTensor fasciae latae 
Coxal lateral rotation(external rotation) synergists ------ Biceps femorisGluteus maximusGluteus medius (posterior fibers)SatoriusPiriformisQuadratus femorisObturator internusObturator externusGemellus superiorGemellus inferiorPsoas majorIlliacus
Coxal abduction synergists ------ Gluteus maximusGluteus mediusGluteus minimusTensor fasciae lataeSatoriusPiriformis (when hip is flexed)
Coxal adduction synergists ------ Adductor magnusAdductor longusAdductor brevisPectineusGracilisPsoas majorIlliacusGluteus maximus (lower fibers)
Knee flexion synergists ------ Biceps femorisSemitendinosusSemimembranosusGracilisSartoriusGastrocnemiusPopliteusPlantaris (weak)
Knee extension synergists ------ Rectus femoris Vastus lateralisVastus medialisVastus intermedius
Knee medial rotation of flexed knee synergists ------ SemitendinosusSemimembranosusFracilisSartoriusPopliteus
Knee lateral rotation of flexed knee synergists ------ Biceps femoris
Ankle plantar flexion synergists ------ GastrocnemiusSoleusTibialis posteriorPeroneus longus (assists)Peroneus brevis (assists)Flexor digitorum longus (weak)Flexor halliucis longus (weak)Plantaris (weak)
Ankle dorsiflexion synergists ------ Tibialis anteriorExtensor digitorum longusExtensor hallucis longus 
Foot/Toes inversion synergists  ------ Tibialis anterorTibialis posteriorFlexor digitorum longusFlexor hallucis longusExtensor hallucis longus
Foot/Toes eversion synergists ------ Peroneus longusPeroneus brevisExtensor digitorum longus
Flexion of second through fifth toes ------ Flexor digitorum longusFlexor digitorum brevisLumbricalsQuadratus plantae (assists)Dorsal interossei (2nd - 4th)Plantar interossei (3rd - 5th)Abductor digiti minimi (5th)Flexor digiti minimi (5th)
Extension of second through fifth toes ------ Extensor digitorum longusExtensor digitorum brevis (2nd - 4th)Lumbricals
Adduction of second through fifth toes ------ Plantar interossei (3rd - 5th)
Abduction of second through fifth toes ------ Dorsal interossei (2nd - 4th)Abductor digiti minimi (5th) (assists)
Flexion of first toe ------ Flexor hallucis longusFlexor hallucis brevisAbductor hallucis (assists)
Extension of first toe ------ Extensor hallucis longusExtensor hallucis brevis
Adduction of first toe ------ Adductor hallucis
Abduction of first toe ------ Abductor hallucis

Side A ------ Side B
Shoulder flexion synergists ------ Deltiod anterior fibersPectoralis major upper fibersBiceps brachiiCoracobrachialis
Should extension synergists  ------ Deltoid (posterior fibers)Latissimus dorsiTeres majorInfrasomatisTeres minorPectoralis major (lower fibers)Triceps brachii (long head)
Shoulder horizontal abduction synergists ------ Deltoid (posterior fibers)InfraspinatusTeres minor
Shoulder horizontal adduction synergists ------ Deltoid (anterior fibers)Pectoralis major (upper fibers) 
Shoulder abduction synergists ------ Deltiod (all fibers)Supraspinatus
Shoulder adduction synergists ------ Latissimus dorsiTeres majorInfraspinatusTeres minorPectoralis major (all fibers)Triceps brachii (long head)Coracobrachialis
Shoulder lateral rotation(external rotation) synergists ------ Deltoid (anterior fibers)Latissimus dorsiTeres majorSubscapularisPectoralis major (all fibers)
Shoulder medial rotation(internal rotation) synergists ------ Deltoid (anterior fibers)Latisumus dorsiTeres majorSubscapularisPectoralis major (all fibers)
Scapula elevation synergists ------ Trapezius (upper fibers)Rhomboid majorRhomboid minorLevator scapula
Scapula depression synergists ------ Trapezius (lower fibers)Serratus anterior (with origin fixed)Pectoralis minor 
Scapula adduction(retraction) synergist  ------ Trapezius (middle fibers)Rhomboid majorRhomboid minor
Scapula abduction (protraction) synergists  ------ Serrtatus anterior (with origin fixed)Pectoralis minor 
Scapula upward rotation synergists  ------ Trapezius (upper and lower fibers)
Scapula downward rotation synergists ------ Rhomboid majorRhomboid minorLevator scapula 
Elbow flexion synergists ------ Biceps BrachiiBrachialisBrachioradialisFlexor carpi radialisFlexor carpi ulnaris (assists)Palmaris longusPronator teres (assists)Extensor carpi radialis longus (assists)Extensor carpi radialis brevis (assists)
Elbow extension synergists ------ Triceps brachii Anconeus 
Forearm supination synergists ------ Biceps brachiiSupinatorBrachioradialis (assists)
Forearm pronation synergists ------ Pronator teresPronator quadratusBrachioradialis (assists)
Wrist extension synergists ------ Extensor carpi radialis longusExtensor carpi radialis brevisExtensor carpi ulnarisExtensor digitorum (assists)
Wrist flexion synergists ------ Flexor carpi radialisFlexor carpi ulnarisPalmaris longusFlexor digitorum superficialisFlexor digitorum profundus (assists)
Wrist abduction(radial deviation) synergists ------ Extensor carpi radialis longusExtensor carpi radialis brevisFlexor carpi radialis 
Wrist adduction(ulnar deviation) synergists ------ Extensor carpi ulnarisFlexor carpi ulnaris
Flexion of the second through fifth fingers ------ Flexor digitorum superficialisFlexor digitorum profundusFlexor digiti minimi brevis (5th)LumbricalsDorsal interossei (2nd-4th) (assists)Palmar interossei (2nd, 4th, 5th) (assists)
Extension of the second through fifth fingers ------ Extensor digitorumExtensor indicis (2nd)LumbricalsDorsal interossei (2nd-4th) (assists) Palmar interossei (2nd, 4th, 5th) (assists)
Abduction of the second through fifth fingers ------ Dorsal interossei (2nd-4th)Abductor digiti minimi (5th)
Adduction of the second through fifth fingers ------ Palmar interossei (3nf, 4th, 5th)Extensor indicis (2nd) (assists)
Opposition of the fifth finger ------ Opponens digiti minimiAbductor digiti minimi (assists)Flexor digiti minimi brevis (assists)Thum
Thumb flexoin synergists ------ Flexor pollicis longusFlexor pollicis brevisAdductor pollicis (assists)Palmar interossei (1st) (assists)
Thumb extension synergists ------ Extensor pollicis longus Extensor pollicis brevisAbductor pollicis longusPalmar interossei (1st) (assists)
Thumb abduction synergists ------ Abductor pollicis longusAbdcutor pollicis brevis 
Thumb adduction synergists ------ Adductor pollicisPalmar interossei
Thumb opposition synergists ------ Opponens pollicisFlexor pollicis brevis (assists)Abdcutor pollicis brevis (assists)
Vertebral column flexion synergists ------ Rectus abdominisExternal oblique (bilaterally)Internal oblique ( bilaterally)
Vertebral column extension synergists ------ Spinalis (bilaterally)Longissimus (bilaterally)Illiocostalis (bilaterally)Multifidi (bilaterally)Rotatores (bilaterally)Semispinalis capitis Quadratus Lumborum (assists)Intertransversarii (bilaterally)InterspinalisLatissimus dorsi (when arm is fixed)
Vertebral column rotation synergists ------ (all unilaterally)Multifide (to the opposite side)Rotatores (to the opposite side)External oblique (to the opposite side)Internal oblique (to the same side)
Vertebral column lateral flexion synergists ------ (unilaterally to the same side)SpinalisLongissimusIlliocostalisQuadratus lumborumExternal obliqueInternal obliqueIntertransversariiLatissimus dorsi
Ribs/Thorax elevation/expansion synergists ------ Scalenes (all bilaterally)Sternocleidomastoid (assists)External intercostals (assists)Serratus posterior superiorPectoralis mahor (may assist if arm is fixed)Serratus anterior (if scapula is fixed)Subcalvius (first rib)
Rib/Thorax depression/collapse synergists ------ Internal intercostals (assists)Serratus posterior inferior
Muscles of Inhalation ------ DiaphragmScalenes (all bilaterally)Sternocleidomastoid (assists)External intercostals (assists)Serratus posterior superior Quadratus lumborumPectoralis major (asists if arm's fixed)Pectoralis minor (if scapula is fixed)Serratus anterior ( if scapula is fixed)Subclavius (first rib)
Muscles of exhalation ------ Internal intercostals (assists)Serratus posterior inferior External oblique (compressing abdominal contents)Transverse abdominis (compressing ... ...)Quadratus lumborum 
Cervical Spine flexion synergists  ------ Sternocleidomastoid (bilaterally)Anterior scalene (bilaterally)Longus capitis (bilaterally)Longus colli (bilaterally)
Cervical Spine extension synergists  ------ Upper Trapezius (bilaterally)Levertor scapula (bilaterallySplenius capitis (bilaterally)Splenius cervicis (bilaterally)Rectus capitis posterior majorRectus capitis posterior minorOblique captitis superiorSemispinalis capitisLongissimus capitis (assists)Longissimus cervicis (assists)Illiocostalis cervics (assists)
Cervical Spine rotation synergists(unilaterally to the same side) ------ Levator scapulaSplenius capitisSplenius cervicisRectus capitis posterior majorOblique capitis inferiorLongus colliLongus capitisLongissimus capitis (assists)Longissimus cervicis (assists)Illiocostialis cervicis (assists)
Cervical Spine rotation synergists(unilaterally to the opposite side) ------ Upper TrapeziusSternocleidomastoidScalenes 
Cervical Spine lateral flexion synergists   ------ (unilaterally to the same side)Upper TrapeziusLevator scapulaSplenius capitisSplenius cervicisSternocleidomastoidLongus capitisLongus colliScalenes (all with ribs fixed)Longissimus capitis (assists)Longissimus cervicis (assists)Illiocostalis cervicis (assists)
Mandible elevation synergists ------ MasseterTemporalisMedial pterygoid
Mandible depression synergists ------ GeniohyoidMylohyoidStylohyoidDigastric (with hyoid bone fixed)Platysma (assists)
Mandible protraction synergists ------ Lateral pterygoid (bilaterally)Medical pterygoid (bilaterally)
Mandible retraction synergists ------ TemporalisDigastric
Mandible lateral deviation synergists ------ (unilaterally)Lateraly pterygoid (to opposite side)Medial pterygoid (to opposite side)
Pelvis anterior tilt (downward rotation) synergists ------ Latissimus dorsi (assists)
Pelvis posterior tilt(upward rotation) synergists ------ Biceps femorisSemitendinosusSemimembranosusPsoas minor
Pelvis Lateraly tilt (elevation) synergists ------ Quadratus lumborumLatissimus dorsi (assists)
Coxal flexion synergists ------ Rectus femorisGleteus medius (anterior fibers)Glute minimusAdductor magnus (assists)Adductor longus (assists)Adductor brevis (assistss)Pectineus (assists)Tensor fasciae lataeSartoriusPsoas majorIlliacus
Coxal extension synergists  ------ Biceps femorisSemitendinosusSemimembranosusGluteus maximusGluteus minimus (posterior fibers)Adducyot magnus (posterior fibers) 
Coxal medial rotation (internal rotation) synergists ------ SemitendinosusSemimembranosusGluteus medius (anterior fibers)Gluteus minimusAdductor magnusAdductor longusAdductor brevisGracilidPecteneusTensor fasciae latae 
Coxal lateral rotation(external rotation) synergists ------ Biceps femorisGluteus maximusGluteus medius (posterior fibers)SatoriusPiriformisQuadratus femorisObturator internusObturator externusGemellus superiorGemellus inferiorPsoas majorIlliacus
Coxal abduction synergists ------ Gluteus maximusGluteus mediusGluteus minimusTensor fasciae lataeSatoriusPiriformis (when hip is flexed)
Coxal adduction synergists ------ Adductor magnusAdductor longusAdductor brevisPectineusGracilisPsoas majorIlliacusGluteus maximus (lower fibers)
Knee flexion synergists ------ Biceps femorisSemitendinosusSemimembranosusGracilisSartoriusGastrocnemiusPopliteusPlantaris (weak)
Knee extension synergists ------ Rectus femoris Vastus lateralisVastus medialisVastus intermedius
Knee medial rotation of flexed knee synergists ------ SemitendinosusSemimembranosusFracilisSartoriusPopliteus
Knee lateral rotation of flexed knee synergists ------ Biceps femoris
Ankle plantar flexion synergists ------ GastrocnemiusSoleusTibialis posteriorPeroneus longus (assists)Peroneus brevis (assists)Flexor digitorum longus (weak)Flexor halliucis longus (weak)Plantaris (weak)
Ankle dorsiflexion synergists ------ Tibialis anteriorExtensor digitorum longusExtensor hallucis longus 
Foot/Toes inversion synergists  ------ Tibialis anterorTibialis posteriorFlexor digitorum longusFlexor hallucis longusExtensor hallucis longus
Foot/Toes eversion synergists ------ Peroneus longusPeroneus brevisExtensor digitorum longus
Flexion of second through fifth toes ------ Flexor digitorum longusFlexor digitorum brevisLumbricalsQuadratus plantae (assists)Dorsal interossei (2nd - 4th)Plantar interossei (3rd - 5th)Abductor digiti minimi (5th)Flexor digiti minimi (5th)
Extension of second through fifth toes ------ Extensor digitorum longusExtensor digitorum brevis (2nd - 4th)Lumbricals
Adduction of second through fifth toes ------ Plantar interossei (3rd - 5th)
Abduction of second through fifth toes ------ Dorsal interossei (2nd - 4th)Abductor digiti minimi (5th) (assists)
Flexion of first toe ------ Flexor hallucis longusFlexor hallucis brevisAbductor hallucis (assists)
Extension of first toe ------ Extensor hallucis longusExtensor hallucis brevis
Adduction of first toe ------ Adductor hallucis
Abduction of first toe ------ Abductor hallucis