Contents
Listing of which spinal levels that innervates the various muscles
CERVICAL LEVEL
C1
- Infrahyoid muscles
- Rectus Capitis Anterior
- Rectus Capitis Lateralis
- Longus Capitis
- Sternocleidomastoideus
C2
- Infrahyoid Muscles
- Rectus Capitis Anterior
- Rectus Capitis Lateralis
- Longus Capitis
- Longus Colli
- Sternocleidomastoideus
- Trapezius
C3
- Infrahyoid muscles
- Longus Capitis
- Longus Colli
- Levator Scapulae
- Scaleni
- Sternocleidomastoideus
- Trapezius
- Diaphragma
C4
- Longus Capitis
- Longus Colli
- Levator Scapulae
- Scaleni
- Trapezius
- Diaphragma
- Rhomboideus Major
- Rhomboideus Minor
- Supraspinatus
- Infraspinatus (possible)
C5
- Longus Colli
- Levator Scapulae
- Scaleni
- Diaphragma (minor)
- Serratus Anterior
- Rhomboideus Major
- Rhomboideus Minor
- Subclavius
- Supraspinatus
- Infraspinatus
- Subscapularis
- Teres Major
- Pectoralis Major, clavicular aspect
- Teres Minor
- Deltoideus
- Biceps
- Brachialis
- Brachioradialis
- Extensor Carpi Radialis Longus (minor)
- Extensor Carpi Radialis Brevis (minor)
- Supinator (minor)
C6
- Longus Colli
- Scaleni
- Serratus Anterior
- Subclavius
- Supraspinatus (minor)
- Infraspinatus
- Subscapularis
- Latissimus Dorsi
- Teres Major
- Pectoralis Major, upper
- Pectoralis Major, lower
- Pectoralis Minor (minor)
- Teres Minor
- Deltoideus
- Coracobrachialis
- Biceps Brachii
- Brachialis
- Triceps (minor)
- Brachialis
- Brachioradialis
- Extensor Carpi Radialis Longus
- Extensor Carpi Radialis Brevis
- Supinator
- Extensor Digitorum
- Extensor Digiti Minimi
- Extensor Carpi Ulnaris
- Abductor Pollicis Longus
- Extensor Pollicis Longus
- Extensor Pollicis Brevis
- Extensor Pollicis Longus
- Extensor Indicis
- Pronator Teres
- Flexor Carpi Radialis
- Palmaris Longus
- Flexor Pollicis Longus (possible)
- Abductor Pollicis Brevis
- Opponens Pollicis
- Flexor Pollicis Brevis
- Lumbricales (possible)
C7
- Longus Colli (possible)
- Scaleni
- Serratus Anterior
- Subscapularis (minor)
- Latissimus Dorsi
- Teres Major (minor)
- Pectoralis Major, upper
- Pectoralis Major, lower
- Pectoralis Minor
- Coracobrachialis
- Triceps
- Anconeus
- Extensor Carpi Radialis Longus
- Extensor Carpi Radialis Brevis
- Supinator (possible)
- Extensor Digitorum
- Extensor Digiti Minimi
- Extensor Carpi Ulnaris
- Abductor Pollicis Longus
- Extensor Pollicis Brevis
- Extensor Pollicis Longus
- Extensor Indicis
- Pronator Teres
- Flexor Carpi Radialis
- Palmaris Longus
- Flexor Digitorum Superficialis
- Flexor Digitorum Profundus 1-2 (minor)
- Flexor Pollicis Longus (minor)
- Pronator Quadratus (minor)
- Abductor Pollicis Brevis (minor)
- Opponens Pollicis (minor)
- Flexor Pollicis Brevis (minor)
- Lumbricales 1-2 (minor)
- Flexor Carpi Ulnaris (minor)
- Flexor Digitorum Profundus 3-4 (minor)
- Palmaris Brevis (possible)
- Abductor Digiti Minimi (possible)
- Opponens Digiti Minimi (possible)
- Flexor Digiti Minimi (possible)
- Lumbricales 3-4 (possible)
C8
- Scaleni
- Serratus Anterior
- Latissimus Dorsi
- Pectoralis Major (lower part)
- Pectoralis Minor
- Triceps
- Anconeus
- Extensor Carpi Radialis Longus
- Extensor Carpi Radialis Brevis
- Extensor Digitorum
- Extensor Digiti Minimi
- Extensor Carpi Ulnaris
- Abductor Pollicis Longus
- Extensor Pollicis Brevis
- Extensor Pollicis Longus
- Extensor Indicis
- Flexor Carpi Radialis
- Palmaris Longus
- Flexor Digitorum Superficialis
- Flexor Pollicis Longus
- Extensor Pollicis Brevis
- Extensor Pollicis Longus
- Extensor Indicis
- Flexor Carpi Radialis
- Palmaris Longus
- Flexor Digitorum Superficialis
- Flexor Digitorum Profundus
- Flexor Pollicis Longus
- Pronator Quadratus
- Abductor Pollicis Brevis
- Opponens Brevis
- Flexor Pollicis Brevis
- Lumbricales
- Flexor Carpi Ulnaris
- Palmaris Brevis
- Abductor Digiti Minimi
- Opponens Digiti Minimi
- Flexor Digiti Minimi
- Palmar Interossei
- Dorsal Interossei
- Adductor Pollicis
- Flexor Pollicis Brevis
Th1
- Pectoralis Major (lower part)
- Pectoralis Minor
- Triceps
- Palmaris Longus
- Flexor Digitorum Superficialis
- Flexor Digitorum Profundus
- Flexor Pollicis Longus
- Extensor Pollicis Brevis
- Extensor Pollicis Longus
- Extensor Indicis
- Flexor Carpi Radialis
- Palmaris Longus
- Flexor Digitorum Superficialis
- Flexor Pollicis Longus
- Pronator Quadratus
- Abductor Pollicis Brevis
- Opponens Brevis
- Flexor Pollicis Brevis
- Lumbricales
- Flexor Carpi Ulnaris
- Palmaris Brevis
- Abductor Digiti Minimi
- Opponens Digiti Minimi
- Flexor Digiti Minimi
- Palmar Interossei
- Dorsal Interossei
- Adductor Pollicis
- Flexor Pollicis Brevis
THORACIC LEVEL
Th1-Th4
- Serratus Posterior Superior
- Transversus Thoracis
- Internal Intercostalis
- External Intercostalis
- Subcostales
- Levator Costarum
Th5-6
- Transversus Thoracis
- Internal Intercostalis
- External Intercostalis
- Subcostales
- Levator Costarum
- Rectus Abdominis
Th7-8
- Transversus Thoracis
- Internal Intercostalis
- External Intercostalis
- Subcostales
- Levator Costarum
- Rectus Abdominis
- Obliquus Externus
- Obliquus Internus
- Transversus Abdominis
Th9-11
- Internal Intercostalis
- External Intercostalis
- Subcostales
- Levator Costarum
- Rectus Abdominis
- Obliquus Externus
- Obliquus Internus
- Transversus Abdominis
- Serratus Posterior Inferior
Th12
- Rectus Abdominis
- Obliquus Externus
- Obliquus Internus
- Transversus Abdominis
- Serratus Posterior Inferior
- Quadratus Lumborum
LUMBAR LEVEL
L1
- Erector Spinae
- Obliquus Internus
- Transversus Abdominis
- Quadratus Lumborum
- Iliopsoas
L2
- Erector Spinae
- Quadratus Lumborum
- Iliopsoas
- Pectineus
- Sartorius
- Quadriceps
- Adductor Brevis
- Adductor Longus
- Gracilis
- Adductor Magnus
L3
- Erector Spinae
- Quadratus Lumborum
- Psoas Major
- Iliacus
- Pectineus
- Sartorius
- Quadriceps
- Adductor Brevis
- Adductor Longus
- Gracilis
- Adductor Magnus
- Obturator Externus
L4
- Erector Spinae
- Psoas Major
- Iliacus
- Pectineus
- Quadriceps
- Adductor Brevis
- Adductor Longus
- Gracilis
- Adductor Magnus
- Obturator Externus
- Gluteus Medius
- Gluteus Minimus
- Tensor Fascia Latae
- Gemellus Inferior
- Quadratus Femoris
- Semitendinosus
- Semimembranosus
- Tibialis Anterior
- Extensor Hallucis Longus
- Extensor Digitorum Longus
- Peroneus Tertius
- Extensor Digitorum Brevis
- Peroneus Longus
- Peroneus Brevis
- Plantaris
- Popliteus
- Flexor Digitorum Brevis
- Abdcutor Hallucis
- Flexor Hallucis Brevis
- Lumbricals 1
L5
- Adductor Magnus
- Gluteus Medius
- Gluteus Minimus
- Tensor Fascia Latae
- Gluteus Maximus
- Gemellus Superior
- Obturator Internus
- Gemellus Inferior
- Quadratus Femoris
- Biceps Femoris
- Semitendinosus
- Semimembranosus
- Tibialis Anterior
- Extensor Hallucis Longus
- Extensor Digitorum Longus
- Peroneus Tertius
- Extensor Digitorum Brevis
- Peroneus Longus
- Peroneus Brevis
- Plantaris
- Popliteus
- Soleus
- Tibialis Posterior
- Flexor Digitorum Longus
- Flexor Hallucis Longus
- Flexor Digitorum Brevis
- Abdcutor Hallucis
- Flexor Hallucis Brevis
- Lumbricals 1
SACRAL LEVEL
S1
- Adductor Magnus
- Gluteus Medius
- Gluteus Minimus
- Tensor Fascia Latae
- Gluteus Maximus
- Piriformis
- Gemellus Superior
- Obturator Internus
- Gemellus Inferior
- Quadratus Femoris
- Biceps Femoris
- Semitendinosus
- Semimembranosus
- Tibialis Anterior
- Extensor Hallucis Longus
- Extensor Digitorum Longus
- Peroneus Tertius
- Extensor Digitorum Brevis
- Peroneus Longus
- Peroneus Brevis
- Plantaris
- Popliteus
- Soleus
- Tibialis Posterior
- Flexor Digitorum Longus
- Flexor Hallucis Longus
- Flexor Digitorum Brevis
- Abdcutor Hallucis
- Flexor Hallucis Brevis
- Lumbricals
- Gastrocnemius
- Abductor Digiti Minimi
- Quadratus Plantae
- Flexor Digiti Minimi
- Opponens Digiti Minimi
- Adductor Hallucis
- Plantar Interossei
- Dorsal Interossei
S2
- Gluteus Maximus
- Piriformis
- Gemellus Superior
- Obturator Internus
- Gemellus Inferior
- Quadratus Femoris
- Biceps Femoris
- Semitendinosus
- Semimembranosus
- Gastrocnemius
- Soleus
- Flexor Hallucis Longus
- Abductor Digiti Minimi
- Quadratus Plantae
- Flexor Digiti Minimi
- Opponens Digiti Minimi
- Adductor Hallucis
- Plantar Interossei
- Dorsal Interossei
S3
- Biceps Femoris