Spinal segment innervations Flashcards
1
Q
Muscles that are innervated by C1
A
- Infrahyoid
- Rectus Capitis Anterior
- Rectus Capitis Lateralis
- Longus Capitis
- Sternocleidomastoideus
2
Q
Muscles that are innervated by C2
A
Infrahyoid Muscles Rectus Capitis Anterior Rectus Capitis Lateralis Longus Capitis Longus Colli Sternocleidomastoideus Trapezius
3
Q
Muscles that are innervated by C3
A
Infrahyoid muscles Longus Capitis Longus Colli Levator Scapulae Scaleni Sternocleidomastoideus Trapezius Diaphragma
4
Q
Muscles that are innervated by C4
A
Longus Capitis Longus Colli Levator Scapulae Scaleni Trapezius Diaphragma Rhomboideus Major Rhomboideus Minor Supraspinatus Infraspinatus (possible)
5
Q
Muscles that are innervated by C5
A
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)
6
Q
Muscles that are innervated by C6
A
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)
7
Q
Muscles that are innervated by C7
A
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)
8
Q
Muscles that are innervated by C8
A
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
9
Q
Muscles that are innervated by Th1
A
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
10
Q
Muscles that are innervated by Th2-4
A
Serratus Posterior Superior Transversus Thoracis Internal Intercostalis External Intercostalis Subcostales Levator Costarum
11
Q
Muscles that are innervated by Th5-6
A
Transversus Thoracis Internal Intercostalis External Intercostalis Subcostales Levator Costarum Rectus Abdominis
12
Q
Muscles that are innervated by Th7-8
A
Transversus Thoracis Internal Intercostalis External Intercostalis Subcostales Levator Costarum Rectus Abdominis Obliquus Externus Obliquus Internus Transversus Abdominis
13
Q
Muscles that are innervated by Th9-11
A
Internal Intercostalis External Intercostalis Subcostales Levator Costarum Rectus Abdominis Obliquus Externus Obliquus Internus Transversus Abdominis Serratus Posterior Inferior
14
Q
Muscles that are innervated by Th12
A
Rectus Abdominis Obliquus Externus Obliquus Internus Transversus Abdominis Serratus Posterior Inferior Quadratus Lumborum
15
Q
Muscles that are innervated by L1
A
Erector Spinae Obliquus Internus Transversus Abdominis Quadratus Lumborum Iliopsoas
