Muscle Innervation And Blood Supply-Block 1

Front 1

Trapezius

Back 1

Innervation: Accessory Nerve

Front 2

Lattisimus Dorsi (blood supply too)

Back 2

Innervation: Thoracodorsal nerve

Blood Supply: Thoracodorsal artery

Front 3

Levator Scapulae (blood supply too)

Back 3

Innervation: Dorsal scapular nerve (C5) and direct branches of C3 and C4

Blood Supply: Dorsal scapular artery

Front 4

Rhomboid Minor (blood supply too)

Back 4

Innervation: Dorsal scapular nerve (C5)

Blood Supply: Dorsal scapular artery

Front 5

Rhomboid Major (blood supply too)

Back 5

Innervation: Dorsal scapular nerve (C5)

Blood Supply: Dorsal scapular artery

Front 6

Serratus Posterior Superior

Back 6

Innervation: VENTRAL rami of spinal nerves T1-T4

Front 7

Serratus Posterior Inferior

Back 7

Innervation: VENTRAL rami of spinal nerves T9-T12

Front 8

Splenius Capitis

Back 8

Innervation: Dorsal rami of middle cervical spinal nerves

Front 9

Splenius Cervicis

Back 9

Innervation: Dorsal rami of lower cervical spinal nerves

Front 10

Iliocostalis

Back 10

Innervation: Dorsal rami of spinal nerves in each region- lumbar, thoracic

Front 11

Longissimus

Back 11

Innervation: Dorsal primary rami of spinal nerves in each region- lumbar, thoracic and cervical

Front 12

Spinalis

Back 12

Innervation: Dorsal rami of upper cervical nerves

Front 13

Semispinalis Capitis, Cervicis, and Thoracis

Back 13

Innervation: Dorsal rami of spinal nerves

Front 14

Multifidi

Back 14

Innervation: Posterior branches

Front 15

Rotatores

Back 15

Innervation: Dorsal rami of each section

Front 16

Deltoid (blood supply too)

Back 16

Innervation: Axillary nerve

Blood Supply: Posterior circumflex humeral artery

Front 17

Supraspinatus (blood supply too)

Back 17

Innervation: Suprascapular nerve

Blood Supply: Suprascapular artery

Front 18

Infraspinatus (blood supply too)

Back 18

Innervation: Suprascapular nerve

Blood Supply: Suprascapular artery and circumflex scapular artery

Front 19

Teres Minor (blood supply too)

Back 19

Innervation: Axillary nerve

Blood Supply: Circumflex scapular artery

Front 20

Teres Major (blood supply too)

Back 20

Innervation: Lower sub scapular nerve

Blood Supply: Circumflex scapular artery

Front 21

Subscapularis (blood supply too)

Back 21

Innervation: Upper and lower sub scapular nerve

Blood Supply: Subscapular artery

Front 22

Pectoralis major (blood supply too)

Back 22

Innervation: Lateral and medial pectoral nerves

Blood Supply: Pectoral branch of the Thoracoacromial trunk

Front 23

Pectoralis Minor (blood supply too)

Back 23

Innervation: Medical pectoral nerve

Blood Supply: Pectoral branch of the Thoracoacromial trunk

Front 24

Serratus Anterior (blood supply too)

Back 24

Innervation: Long thoracic nerve

Blood Supply: Lateral thoracic artery

Front 25

Biceps Brachii (blood supply too)

Back 25

Innervation: Musculocutaneous nerve

Blood Supply: Brachial artery

Front 26

Brachialis (blood supply too)

Back 26

Innervation: Musculocutaneous nerve

Blood Supply: Radial recurrent artery

Front 27

Coracobrachialis (blood supply too)

Back 27

Innervation: Musculocutaneous nerve

Blood Supply: Brachial artery

Front 28

Triceps brachii (blood supply too)

Back 28

Innervation: radial nerve

Blood Supply: Deep brachial artery (profunda brachii)

Front 29

Pronator Teres (blood supply too)

Back 29

Innervation: Median Nerve

Blood supply: Ulnar artery, radial artery

Front 30

Flexor Carpi Radialis (blood supply too)

Back 30

Innervation: Median nerve

Blood supply: ulnar artery

Front 31

Palmaris Longus (blood supply too)

Back 31

Innervation: Median nerve

Blood supply: Ulnar artery

Front 32

Flexor digitorum superficialis (blood supply too)

Back 32

Innervation: Median nerve

Blood supply: Ulnar artery

Front 33

Flexor carpi ulnaris (blood supply too)

Back 33

Innervation: Ulnar nerve

Blood supply: Ulnar artery

Front 34

Brachioradialis (blood supply too)

Back 34

Innervation: Radial nerve

Blood supply: Radial recurrent artery

Front 35

Flexor digitorum profunda (blood supply too)

Back 35

Innervation: ulnar half is the ulnar nerve, medial half is the median nerve

Blood supply: Ulnar artery, anterior interosseous artery

Front 36

Pronator quadratus (blood supply too)

Back 36

Innervation: medial nerve

Blood supply: anterior interosseous artery

Front 37

Flexor pollicis longus (blood supply too)

Back 37

Innervation: median nerve

Blood supply: anterior interosseous artery

Front 38

Abductor pollicis brevis

Back 38

Median nerve (recurrent branch)

Front 39

Flexor pollicis brevis

Back 39

Median nerve (recurrent branch)

Front 40

Opponens pollicis

Back 40

Median nerve (recurrent branch)

Front 41

Adductor pollicis

Back 41

Ulnar nerve

Front 42

Abductor digiti minimi

Back 42

Ulnar nerve

Front 43

Flexor digiti minimi brevis

Back 43

Ulnar nerve

Front 44

Opponens digiti minimi

Back 44

Ulnar nerve

Front 45

Lumbricals 1 and 2

Back 45

Median nerve

Front 46

Lumbricals 3 and 4

Back 46

Ulnar nerve

Front 47

Dorsal interossei

Back 47

Ulnar nerve

Front 48

Palmar interossei

Back 48

Ulnar nerve

Front 49

Brachioradialis

Back 49

Radial nerve

Front 50

Extensor carpi radialis longus

Back 50

Radial nerve

Front 51

Extensor carpi radialis brevis

Back 51

Radial nerve (deep branch)

Front 52

Extensor digitorium

Back 52

Radial nerve

Front 53

Extensor digiti minimi

Back 53

Radial nerve

Front 54

Extensor carpi ulnaris

Back 54

Radial nerve

Front 55

Supinator

Back 55

Radial nerve (deep branch)

Front 56

Abductor pollicis longus

Back 56

Radial nerve

Front 57

Extensor pollicis brevis

Back 57

Radial nerve

Front 58

Extensor pollicis longus

Back 58

Radial nerve

Front 59

Extensor indicis

Back 59

Radial nerve