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Primary Rami
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Root
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Ventral
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Dorsal
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C1
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Rectus capitis anterior/lateralis
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Rectus capitis posterior major/minor
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Longus capitis
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Obliquus capitis superior/inferior
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Geniohyoid
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Obliquus capitis inferior
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Sternothyroid
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Thyrohyoid
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Omohyoid
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C2
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Rectus capitis anterior/lateralis
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Longissimus capitis
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Longus capitis
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Semispinalis capitis
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Longus colli
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Semispinalis cervicis
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Sternocleidomastoid
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Multifidi
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Sternothyroid
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Sternohyoid
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Omohyoid
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C3
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Intertransversarii cervicis
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Longissimus capitis
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Longus capitis
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Splenius capitis
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Longus colli
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Semispinalis capitis
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Sternothyroid
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Spinalis capitis
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Sternohyoid
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Longissimus cervicis
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Omohyoid
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Semispinalis cervicis
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Levator scapulae (dorsal)
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Spinalis cervicis
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Scalenus medius
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Interspinales cervicis
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Sternocleidomastoid
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Intertransversarii cervicis (posterior)
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Diaphragm (C4)
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Rotatores cervicis
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Trapezius
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Multifidi
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C4
|
Longus colli
|
Splenius capitis
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Intertransversarii cervicis (anterior)
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Semispinalis capitis
|
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|
Levator scapulae (dorsal)
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Spinalis capitis
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|
Scalenus anterior/medius
|
Longissimus cervicis
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Diaphragm (phrenic)
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Semispinalis cervicis
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Iliocostalis cervicis
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Splenius cervicis
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Spinalis cervicis
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Interspinalis cervicis
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Intertransversarii cervicis (posterior)
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Rotatores cervicis
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Multifidi
|
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C5
|
Longus colli
|
Longissimu capitis
|
|
|
Intertransversarii cervicis (anterior)
|
Splenius capitis
|
|
|
Scalenus anterior/medius
|
Semispinalis capitis
|
|
|
Subclavius
|
Longissimus cervicis
|
|
|
Diaphragm
|
Semispinalis cervicis
|
|
|
Levator scapulae
|
Iliocostalis cervicis
|
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|
Rhomboid major
|
Splenius cervicis
|
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|
Rhomboid minor
|
Spinalis cervicis
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Serratus anterior
|
Interspinalis cervicis
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|
Pectoralis major/minor
|
Rotatores cervicis
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Supraspinatus
|
Multifidi
|
|
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Infraspinatus
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Subscapularis
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Teres major/minor
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Deltoid
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Coracobrachialis
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Biceps brachii
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Brachialis
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Brachioradialis
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C6
|
Longus colli
|
Longissimus capitis
|
|
|
Intertransversarii cervicis (anterior)
|
Splenius capitis
|
|
|
Scalenus anterior/medius/posterior
|
Semispinalis capitis
|
|
|
Latissimus dorsi
|
Spinalis capitis
|
|
|
Subclavius
|
Longissimus cervicis
|
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|
Serratus anterior
|
Semispinalis cervicis
|
|
|
Pectoralis major/minor
|
Ilocostalis cervicis
|
|
|
Infraspinatus
|
Splenius cervicis
|
|
|
Supraspinatus
|
Spinalis cervicis
|
|
|
Subscapularis
|
Interspinales cervicis
|
|
|
Teres major/minor
|
Intertransversarii cervicis (posterior)
|
|
|
Deltoid
|
Rotatores cervicis
|
|
|
Coracobrachialis
|
Multifidi
|
|
|
Biceps brachii
|
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|
Brachialis
|
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Triceps brachii
|
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Brachioradialis
|
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Anconeuss
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Supinator
|
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Extensor carpi radialis longus
|
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Pronator teres
|
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|
Flexor carpi radialis
|
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|
C7
|
Intertransversarii cervicis (anterior)
|
Longissimus capitis
|
|
|
Scalenus medius/posterior
|
Semispinalis capitis
|
|
|
Serratus anterior
|
Spinalis capitis
|
|
|
Latissimus dorsi
|
Longissimus cervicis
|
|
|
Pectoralis major/minor
|
Semispinalis cervicis
|
|
|
Coracobrachialis
|
Ilocostalis cervicis
|
|
|
Brachialis
|
Splenius cervicis
|
|
|
Triceps brachii
|
Spinalis cervicis
|
|
|
Anconeus
|
Interspinales cervicis
|
|
|
Supinator
|
Intertransversarii cervicis (posterior)
|
|
|
Extensor carpi radialis longus/brevis
|
Rotatores cervicis
|
|
|
Extensor carpi ulnaris
|
Multifidi
|
|
|
Extensor digitorum
|
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|
Extensor indicis
|
|
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|
Extensor digiti minimi
|
|
|
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Abductor pollicis longus
|
|
|
|
Extensor pollicis longus/brevis
|
|
|
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Pronator teres/quadratus
|
|
|
|
Flexor carpi radialis
|
|
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|
Palmaris longus
|
|
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|
Flexor carpi ulnaris
|
|
|
Flexor pollicis longus
|
|
|
C8
|
Intertransversarii cervicis (anterior)
|
Longissimus capitis
|
|
|
Scalenus medius/posterior
|
Semispinalis capitis
|
|
|
Latissimus dorsi
|
Spinalis capitis
|
|
|
Pectoralis major/minor
|
Longissimus cervicis
|
|
|
Triceps brachii
|
Semispinalis cervicis
|
|
|
Anconeus
|
Ilocostalis cervicis
|
|
|
Extensor carpi radialis brevis
|
Splenius cervicis
|
|
|
Extensor carpi ulnaris
|
Spinalis cervicis
|
|
|
Extensor digitorum
|
Interspinales cervicis
|
|
|
Extensor indicis
|
Intertransversarii cervicis (posterior)
|
|
|
Extensor digiti minimi
|
Rotatores cervicis
|
|
|
Abductor pollicis longus
|
Multifidi
|
|
|
Extensor pollicis longus/brevis
|
|
|
|
Pronator quadratus
|
|
|
|
Palmaris longus
|
|
|
|
Flexor digitorum superficialis
|
|
|
|
Flexor digitorum profundus
|
|
|
|
Lumbricales
|
|
|
|
Flexor pollicis longus/brevis (deep head)
|
|
|
|
Abductor pollicis brevis
|
|
| |
Opponens pollicis
|
|
|
|
Adductor pollicis
|
|
|
|
Flexor carpi ulnaris
|
|
|
|
Interossei (dorsal/palmar)
|
|
|
|
Opponens digiti minimi
|
|
|
|
Flexor digiti minimi brevis
|
|
|
|
Palmaris brevis
|
|
