Dance Kinesiology Final (Muscles)

Front 1

Rectus abdominis

Back 1

Spinal flexion
Spinal lateral flexion (same)

Front 2

Eternal oblique

Back 2

Spinal flexion
Spinal lateral flexion (same)
Spinal rotation (opposite)

Front 3

Internal oblique

Back 3

Spinal flexion
Spinal lateral flexion (same)
Spinal rotation (same)

Front 4

Transversus abdominis

Back 4

Constriction of abdominal wall and contents
Assists with spinal stabilization

Front 5

Psoas major

Back 5

Hip flexion
Posture (maintenance of normal lumbar curve)

Front 6

Iliacus

Back 6

Hip flexion

Front 7

Spinalis cervicis

Back 7

Spinal extension
Spinal lateral flexion (same)

Front 8

Spinalis thoracis

Back 8

Spinal extension
Spinal lateral flexion (same)

Front 9

Longissimus capitis

Back 9

Extension of head
Lateral flexion of head and C spine (same)
Rotation of head (same)

Front 10

Longissimus cervicis

Back 10

C spine extension
C spine lateral flexion (same)
C spine rotation (same)

Front 11

Longissimus thoracis

Back 11

Spinal extension
Spinal lateral flexion (same)
Spinal rotation (same)

Front 12

Iliocostalis cervicise

Back 12

Spinal extension
Spinal lateral flexion (same)
Spinal rotation (same)

Front 13

Iliocostalis thoracis

Back 13

Spinal extension
Spinal lateral flexion (same)
Spinal rotation (same)

Front 14

Iliocostalis lumborum

Back 14

Spinal extension
Spinal lateral flexion (same)
Spinal rotation (same)

Front 15

Semispinalis

Back 15

Extension of head and C spine
Lateral flexion of head and C spine (same)
Rotation of head and C spine (opposite)

Front 16

Deep posterior spinal group

Back 16

Stabilization
Local spinal extension
Local spinal lateral flexion (same)
Local spinal rotation (opposite)

Front 17

Quadratus lumborum

Back 17

Fixes of depresses lower rib
Spinal lateral flexion (same)
Stabilizes spine and pelvis

Front 18

Psoas major

Back 18

Hip flexion
Hip abductor
Posture

Front 19

Obturator externus

Back 19

Hip external rotation
Stabilization of the hip joint

Front 20

Gemellus superior

Back 20

Hip external rotation
Stabilization of the hip joint

Front 21

Gemellus inferior

Back 21

Hip external rotation
Stabilization of the hip joint

Front 22

Quadratus femoris

Back 22

Hip external rotation
Stabilization of the hip joint

Front 23

Iliacus

Back 23

Hip flexion
Hip abduction

Front 24

Rectus femoris

Back 24

Hip flexion
Knee extension

Front 25

Sartorious

Back 25

Hip flexion
Hip abduction
External rotation
Knee flexion

Front 26

Gluteus Maximus

Back 26

Hip extension
Hip external rotation

Front 27

Biceps femoris

Back 27

Hip extension
Hip external rotation
Knee flexion
Knee external rotation

Front 28

Semitendinosus

Back 28

Hip extension
Hip internal rotation
Knee flexion
Knee internal rotation

Front 29

Semimembranosus

Back 29

Hip extension
Hip internal rotation
Knee flexion
Knee internal rotation

Front 30

Piriformis

Back 30

Hip external rotation
Stabilization of hip joint

Front 31

Obturator internus

Back 31

Hip external rotation
Stabilization of hip joint

Front 32

Gluteus medius

Back 32

Hip abduction
Hip internal rotation
Stabilization of pelvis on femur

Front 33

Gluteus minimus

Back 33

Hip abduction
Hip internal rotation
Stabilization of pelvis on femur

Front 34

Tensor fasciae latae

Back 34

Hip abduction
Hip flexion
Hip internal rotation
Knee external rotation
Terminal knee extension
Lateral support of knee

Front 35

Adductor longus

Back 35

Hip adduction
Hip flexion

Front 36

Adductor brevis

Back 36

Hip adduction
Hip flexion

Front 37

Adductor Magnus

Back 37

Hip adduction
Hip flexion

Front 38

Pectineus

Back 38

Hip adduction
Hip flexion

Front 39

Gracilis

Back 39

Hip adduction
Hip flexion
Knee flexion

Front 40

Vastus medialis

Back 40

Knee extension

Front 41

Vastus intermedius

Back 41

Knee extension

Front 42

Vastus lateralis

Back 42

Knee extension

Front 43

Popliteus

Back 43

External rotation of femur (when foot fixed)
Internal rotation of tibia (when foot free)
"Unlocking" knee

Front 44

Gastrocnemius

Back 44

Knee flexion
Ankle plantar flexion

Front 45

Tibialis anterior

Back 45

A-F dorsiflexion
Foot inversion

Front 46

Extensor hallucis longus

Back 46

Great toe extension
A-F dorsiflexion
Foot inversion

Front 47

Extensor digitorum longus

Back 47

Lesser toe extension
A-F dorsiflexion
Foot eversion

Front 48

Perineum tertius

Back 48

A-F dorsiflexion
Foot eversion

Front 49

Soleus

Back 49

A-F plantar flexion
Stabilizes lower leg on foot

Front 50

Tibialis posterior

Back 50

Foot inversion
A-F plantar flexion
Supports arch

Front 51

Flexor hallucis longus

Back 51

Great toe flexion
A-F plantar flexion
Foot inversion

Front 52

Flexor digitorum longus

Back 52

Flexion of lesser toes
A-F plantar flexion
Foot inversion

Front 53

Peroneus longus

Back 53

Foot eversion
A-F plantar flexion
Depresses head of first metatarsal

Front 54

Peroneus brevis

Back 54

Foot eversion
A-F plantar flexion

Front 55

Trapezius

Back 55

Upper:
Scapular elevation
Scapular upward rotation
Scapular adduction

Middle:
Scapular adduction

Lower:
Scapular depression
Scapular upward rotation
Scapular adduction

Front 56

Deltoid

Back 56

Anterior:
Shoulder flexion
Shoulder horizontal adduction
Assists with shoulder internal rotation

Middle:
Shoulder adduction
Shoulder horizontal abduction

Posterior
Shoulder extension
Shoulder horizontal abduction
Assists with shoulder external rotation

Front 57

Coracobrachialis

Back 57

Shoulder flexion
Shoulder adduction
Shoulder horizontal adduction

Front 58

Latissimus dorsi

Back 58

Shoulder extension
Shoulder adduction
Shoulder horizontal abduction
Shoulder infernal rotation
Depression of humerus

Front 59

Teres major

Back 59

Shoulder extension
Shoulder adduction
Shoulder horizontal abduction
Shoulder internal rotation
(Depression of humerus)

Front 60

Levator scapulae

Back 60

Scapular elevation
Scapular downward rotation
Assists with scapular adduction

Front 61

Rhomboids

Back 61

Scapular elevation
Scapular adduction
Scapular downward rotation

Front 62

Serratus anterior

Back 62

Scapular abduction
Scapular upward rotation
Scapular depression

Front 63

Pectoralis minor

Back 63

Scapular abduction
Scapular downward rotation
Scapular depression

Front 64

Supraspinatus

Back 64

Shoulder abduction
Stabilization of shoulder

Front 65

Infraspinatus

Back 65

Shoulder external rotation
Stabilization of shoulder
Shoulder horizontal abduction
Component of SIT force couple

Front 66

Teres minor

Back 66

Shoulder external rotation
Stabilization of shoulder
Shoulder horizontal abduction
Component of SIT force couple

Front 67

Subscapularis

Back 67

Shoulder internal rotation
Stabilization of shoulder
Component of SIT force couple

Front 68

Pectoralis major

Back 68

Clavicular:
Shoulder flexion
Shoulder abduction above 90
Assists with shoulder adduction

Sternal:
Shoulder extension
Shoulder adduction

Both:
Shoulder horizontal adduction
Shoulder internal rotation