Hsf 1St Block (Muscles)

Front 1

Erector spinae

Back 1

I: dorsal rami

A: hold spine erect, lateral flexes the same side

Front 2

Transversospinalis

Back 2

I: dorsal rami

A: hold spine erect, rotate to opposite side

Front 3

Semispinalis capitis

Back 3

I: dorsal rami

A: extends head

Front 4

Semispinalis cervicis

Back 4

I: dorsal rami

A: extends, rotates vertebral column to opp side

Front 5

Rectus capitis major and minor

Back 5

I: suboccipital (dorsal rami C1)

A: extends head

Front 6

Inferior oblique

Back 6

I: suboccipital (dorsal rami C1)

A: rotate atlas to same side

Front 7

Superior oblique

Back 7

I: suboccipital (dorsal rami C1)

A: extends head; rotates head to same side

Front 8

Serratus posterior inferior

Back 8

I: ventral rami

A: respiration

Front 9

Serratus posterior superior

Back 9

I: ventral rami

A: respiration

Front 10

Trapezius

Back 10

I: accessory (cranial IX) n.

A: elevates, depress, retract scapula

Front 11

Latissimus dorsi

Back 11

I: throacodorsal n.

A: adduct, extends, medially rotate arm at shoulder joint

Front 12

Rhomboids

Back 12

I: dorsal scapular n.

A: retract scapula

Front 13

Levator scapulae

Back 13

I: dorsal scapula n.

A: elevates scapula

Front 14

Serratus anterior

Back 14

I: Long throacic n.

A: protract scapula, rotate glenoid fossa upward

Front 15

Teres major

Back 15

I: Lower subscapular n.

A: medially rotate, adducts, extends arm

Front 16

Teres minor

Back 16

I: Axillary n.

A: laterally rotate arm

Front 17

Pectoralis minor

Back 17

I: medial and lateral pectoral n.

A: depresses scapula

Front 18

Pectoralis major

Back 18

I: medial and lateral pectoral n.

A: adduct, extends, and medially rotate arm

Front 19

Deltoid

Back 19

I: axillary n.

A: adducts, abducts, flexes, extends, medially and laterally rotate arm at shoulder

Front 20

Subscapularis

Back 20

I: upper and lower subscapular n.

A: medially rotate arm at shoulder joint

Front 21

Supraspinatus

Back 21

I: suprascapular n.

A: abduct arm at shoulder

Front 22

Infraspinatus

Back 22

I: suprascapular n.

A: laterally rotate arm at shoulder

Front 23

Subclavius

Back 23

I: n to subclavius

A: depresses clavicle

Front 24

Triceps

Back 24

I: radial n

A: extends arm at shoulder and forearm at elbow

Front 25

Biceps

Back 25

I: musculocutaneous n

A: flexes arm at shoulder and forearm at elbow, supinates hand at radioulnar joint

Front 26

Brachialis

Back 26

I: musculocutaneous n.

A: flexes forearm at elbow

Front 27

Coracobrachialis

Back 27

I: musculocutaneous n.

A: flexes arm at shoulder

Front 28

Pronator teres

Back 28

I: median n.

A: pronate the arm at the radioulnar joint

Front 29

Flexor carpi radialis

Back 29

I: median n.

A: flexes the forearm at elbow, flexes abducts hand at wrist

Front 30

Palmaris longus

Back 30

I: median n

A: flexes hand at wrist and forearm at elbow

Front 31

Flexor carpi ulnaris

Back 31

I: ulnar n.

A: flexes forearm at elbow, hand at wrist, and adducts hand at wrist

Front 32

Flexor digitorum superficialis

Back 32

I: median n

A: flexes hand at wrist, forearm at elbow, flexes prox and middle phalanges of fingers at MP & PIP joints

Front 33

Flexor digitorum profundus

Back 33

I: median n (deep branch)

A: flexes hand at wrist, and all fingers and MP, PIP, and DIP joints

Front 34

Flexor pollicis longus

Back 34

I: median n. (deep branch)

A: flexes wrist and thumb at MP and IP joint

Front 35

Pronator quadratus

Back 35

I: median n. (deep branch)

A: pronates hand a radioulnar joints

Front 36

Anconeus

Back 36

I: radial n.

A: extends forearm at elbow

Front 37

Brachioradialis

Back 37

I: radial n.

A: flexes forearm at elbow

Front 38

Extensor carpi radialis longus

Back 38

I: radial n.

A: extends and abducts hand at wrist

Front 39

Extensor carpi radialis brevis

Back 39

I: radial n. (deep)

A: extends and abducts hand at wrist

Front 40

Extensor digitorum

Back 40

I: radial n. (deep)

A: extends hand at wrist, and fingers at PIP, DIP, and MP joints

Front 41

Extensor digiti minimi

Back 41

I: radial n. (deep)

A: extends 5th digit at MP joint

Front 42

Extensor indicis

Back 42

I: radial n. (deep)

A: extends index finger

Front 43

Extensor carpi ulnaris

Back 43

I: radial n. (deep)

A: extends and adducts hands at wrist

Front 44

Supinator

Back 44

I: radial n (deep)

A: supinate forearm radioulnar joint

Front 45

Abductor pollicis longus

Back 45

I: radial n. (deep)

A: abducts thumb and hand at wrist

Front 46

Extensor pollicis brevis

Back 46

I: radial n.

A: abducts hand at wrist, extends thumb at MP joint

Front 47

Extensor pollicis longus

Back 47

I: radial n.

A: abducts hand at wrist, extends thumb at IP and MP joint

Front 48

Abductor pollicis brevis

Back 48

I: median n. (recurrent branch)

A: abducts thumb

Front 49

Opponens pollicis

Back 49

I: median n. (recurrent branch)

A: abducts, flexes & medially rotates first metacarpal at carpometacarpal joint

Front 50

Flexor pollicis brevis

Back 50

I: radial n (recurrent)

A: flexes thumb at MP joint

Front 51

Abductor digiti minimi

Back 51

I: ulnar n. (deep)

A: abducts small finger at MP joint

Front 52

Flexor digiti minimi

Back 52

I: ulnar n. (deep)

A: flexes proximal phalanx at MP joint

Front 53

Opponens digiti minimi

Back 53

I: ulnar n. (deep)

A: abducts, flexes & laterally rotates 5th metacarpal at carpometacarpal joint

Front 54

Lumbricals 1 and 2

Back 54

I: median n.

A: flexes MP and extends IP of index and middle finger

Front 55

Lumbricals 3 and 4

Back 55

I: ulnar n. (deep)

A: flexes MP and extends IP of ring and pinky

Front 56

Palmar interossei

Back 56

I: ulnar n (deep)

A: adduct the fingers, flexes them at MP and extends at IP

Front 57

Dorsal interossei

Back 57

I: ulnar n (deep)

A: abduct the fingers, flexes them at MP and extends IP

Front 58

Palmaris brevis

Back 58

I: ulnar n

A: builds up hypothenar eminence - aids in grip

Front 59

Adductor pollicis

Back 59

I: ulnar n (deep)

A: adduct thumb at carpometacarpal joint

Front 60

Psoas major

Back 60

I: L2 and L3

A: flexes hip and lumbar vertebral column

Front 61

Illacus

Back 61

I: femoral n.

A: flexes hip

Front 62

Sartorius

Back 62

I: femoral n.

A: flexes hip and knee, laterally rotates hip

Front 63

Quadriceps fermois

Back 63

M: rectus femoris, vastus medialis, intermediatus, lateralis

I: fermoral n.

A: extends knee, rectus femoris also flexes hip

Front 64

Pectineus

Back 64

I: femoral and obturator

A: adducts and flexes hip

Front 65

Adductor longus

Back 65

I: obturator n.

A: adducts hip

Front 66

Adductor magnus

Back 66

I: obturator n.

A: adducts hip

Front 67

Adductor brevis

Back 67

I: obturator n.

A: adducts hip

Front 68

Gracilis

Back 68

I: obturator n.

A: adducts hip and flexes knee

Front 69

Gluteus maximus

Back 69

I: Inferior gluteal n.

A: extends hip

Front 70

Gluteus medius

Back 70

I: superior gluteal n.

A: abducts hip

Front 71

Gluteus minimus

Back 71

I: superior gluteal n.

A: abducts hip

Front 72

Tensor faciae latae

Back 72

I: superior gluteal n.

A: stabilizes the extended knee

Front 73

Piriformis

Back 73

I: n. to piriformis

A: laterally rotate hip

Front 74

Superior gemellus

Back 74

I: n to obturator internus

A: laterally rotate hip

Front 75

Obturator internus

Back 75

I: n. to obturator internus

A: laterally rotate hip

Front 76

Inferior gemellus

Back 76

I: n to quadratus femoris

A: laterally rotate hip

Front 77

Quadratus fermois

Back 77

I: n. to quadratus femoris

A: laterally rotate hip

Front 78

Obturator externus

Back 78

I: obturator

A: laterally rotate hip

Front 79

Biceps femoris (long head)

Back 79

I: tibial n.

A. flexes knee and extends hip

Front 80

Biceps femoris (short head)

Back 80

I: common fibular n.

A: flexes knee

Front 81

Semitendinosus

Back 81

I: tibial n.

A: flexes knee and extend hip

Front 82

Semimembranosus

Back 82

I: tibial n.

A: flexes knee and extends hip

Front 83

Gastrocnemius

Back 83

I: tibial n.

A: flexes knee, plantarflexes

Front 84

Soleus

Back 84

I: tibial n.

A: plantarflex ankle

Front 85

Plantaris

Back 85

I: tibial n.

A: plantarflex ankle

Front 86

Popliteus

Back 86

I: tibial n.

A: flexes knee and unlocks knee joint

Front 87

Flexor hallucis longus

Back 87

I: tibial n.

A: plantarflexes, inverts ankle, and flexes big toe

Front 88

Flexor digitorum longus

Back 88

I: tibial n.

A: plantarflexes, inverts ankle, and flexes the lateral 4 toes

Front 89

Tibialis posterior

Back 89

I: tibial n.

A: plantarflexes and inverts ankle

Front 90

Tibialis anterior

Back 90

I: deep fibular n.

A: dorsiflexes and everts ankle

Front 91

Extensor hallucis longus

Back 91

I: deep fibular n.

A: dorsiflexes ankle and extends big toe

Front 92

Extensor digitorum longus

Back 92

I: deep fibular n.

A: dorsiflexes ankle and extends the lateral 4 toes

Front 93

Fibularis tertius

Back 93

I: superficial fibular n.

A: dorsiflexes and everts ankle

Front 94

Fibularis longus

Back 94

I: superficial fibular n.

A: dorsiflexes and everts ankle

Front 95

Fibularis brevis

Back 95

I: superficial fibular n.

A: dorsiflexes and everts ankle

Front 96

Extensor digitorum brevis

Back 96

I: deep fibular n.

A: extends toes

Front 97

Extensor hallucis brevis

Back 97

I: deep fibular n.

A: extends big toe

Front 98

Abductor hallucis

Back 98

I: medial plantar n.

A: abducts big toe

Front 99

Abductor digiti minimi

Back 99

I: lateral plantar n.

A: abducts little toe

Front 100

Flexor digitorum brevis

Back 100

I: medial plantar n.

A: flexes lateral 4 toes

Front 101

Quadratus plantae

Back 101

I: lateral plantar n.

A: straightens tendons of flexor digitorum longus

Front 102

Lumbricals 1st toes

Back 102

I: medial plantar n.

A: flexes MP and extends IP joints of 2nd toe

Front 103

Lumbricals 2nd, 3rd, and 4th toes

Back 103

I: lateral plantar n.

A: flexes MP and extends IP joints of the 3 toes

Front 104

Flexor hallucis brevis

Back 104

I: medial plantar n.

A: flexes big toe at MP joint

Front 105

Flexor digiti minimi

Back 105

I: lateral plantar n.

A: flexes little toe at MP joint

Front 106

Adductor hallucis

Back 106

I: lateral plantar n.

A: adducts big toe

Front 107

Plantar interossei

Back 107

I: lateral plantar n.

A: adducts and flexes MP, extend IP joints

Front 108

Dorsal interossei

Back 108

I: lateral plantar n.

A: adducts and flexes MP, extend IP joints