1. C1, C2
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    Function: Cervical flexion

    Muscles: Rectus lateralis, rectus capitis anterior, longus capitis, longus coli, longus cervicis, sternocleidomastoid
  2. C3
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    Function: Cervical side flexion

    Muscles: Longus capitis, longus cervicis, trapezius, scalenus medius
  3. C4
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    Function: Shoulder elevation

    Muscles: Diaphragm, trapezius, levator scapulae, scalenus anterior, scalenus medius
  4. C5
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    Function: Shoulder abduction

    Muscles: Rhomboid major and minor, deltoid, supraspinatus, infraspinatus, teres minor, scalenus anterior and medius
  5. C6
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    Function: Elbow flexion, wrist extension

    Muscles: Serratus anterior, latissimus dorsi, subscapularis, teres major, pectoralis major, triceps, coracobrachialis, brachialis, brachoradialis, supinator, extensor carpi radialis longus, scalenus anteriour, medius and posterior
  6. C7
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    Function: Elbow extension and wrist flexion

    Muscles: Serratus anterior, latissimus forsi, pectoralis major, pectoralis minor, triceps, pronator teres, flexor carpi radialis longus, extensor carpi radialis longus, extensor digitorum, extensor digiti minimi, scalenus medius and posterior
  7. C8
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    Function: Thumb extension, ulnar deviation

    Muscles: Pectoralis major pectoralis minor, triceps, flexor digitorum superficialis, flexor digitorum profundus, flexor pollicis longus, pronator quadratus, flexor carpi ulnaris, abductor pollicis longus, abductor pollicis brevis, extensor indicis, adductor pollicis brevis, flexor pollicis brevis, opponens pollicis, scalenus medius and posterior
  8. T1 
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    Function: Finger abduction and adduction

    Muscles: Flexor digitorum profundus, intrinsic muscles of hand, flexor pollicis brevis, opponens pollicis
  9. L1/L2
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    Function: Hip flexion

    Muscles: Psoas, iliacus, gracilis, pectineus, adductor longus, adductor brevis
  10. L3
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    Function: Knee extension

    Muscles: Quadriceps, adductor longus, magnus and brevis
  11. L4
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    Function: Ankle dorsiflexion

    Muscles: Tibialis anterior, quadriceps, tensor fasciae latae, adductor magnus, obturator externus, tibialis posterior
  12. L5
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    Function:Big toe extension

    Muscles: Extensor hallucis longus, extensor digitorum longus, gluteus medius and maximus, obturator externus, semimembranosus, semitendinosus, peroneus tertius, popliteus
  13. S1
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    Function: ankle plantar flexion and extension, hip extension knee flexion

    Muscles: Gastrocnemius, soleus, gluteus maximus, obturator internus, piriformis, biceps femoris, semitendinosus, politeus, peroneus longus and brevis, extensor digitorum brevis
  14. S2
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    Function: Knee flexion

    Muscles: Biceps femoris, piriformis, soleus, gastrocnemius, flexor digitorum longus, flexor hallucis longus, intrinsic foot muscles
  15. S3
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    Functional: Rectal shincter tone

    Muscles: intrinsic foot muscles, flexor hallucis brevis, flexor digitorum brevis, extensor digitorum brevis
Card Set
In respect to dermatomes; function and muscles