front 1 occipitofrantalis | back 1 raises the eyebrows |
front 2 orbicularis oculi | back 2 closes eye |
front 3 zygomaticus | back 3 raises lateral corners of mouth upward. smiling |
front 4 levator labii superioris | back 4 opens lips |
front 5 risorius | back 5 draws corner of lip laterally. tenses lips |
front 6 depressor labii inferioris | back 6 draws lower lip, pout |
front 7 depressor anguli oris | back 7 draws corners of mouth down and laterally. tragedy mask, grimace |
front 8 orbicularis oris | back 8 closes lips, purses, kissing |
front 9 mentalis | back 9 wrinkles chin |
front 10 buccinator | back 10 compress check, sucking and blowing |
front 11 platysma | back 11 tenses skin of neck |
front 12 masseter | back 12 chewing |
front 13 temporalis | back 13 chewing |
front 14 medial pterygoid | back 14 chewing |
front 15 lateral pterygoid | back 15 chewing |
front 16 genioglossus | back 16 protracts tongue |
front 17 hyoglossus | back 17 depresses tongue |
front 18 styloglossus | back 18 retracts and elevates tongue |
front 19 sternocleidomastoid | back 19 flexes and laterally rotates the head. both contract=neck flexion. one contract=tilts head to opposite side |
front 20 scalenes | back 20 elevates first two ribs |
front 21 iliocostalis | back 21 extend and laterally flex the vertebra column |
front 22 longissimus | back 22 extend and laterally flex vertebral column. extends head and turns the face toward same side |
front 23 spinalis | back 23 extends vertebral column |
front 24 semispinalis | back 24 extends vertebral column and head and rotates them to the opposite side |
front 25 quadratus lumborum | back 25 flexes vertebral column laterally |
front 26 erector spinae | back 26 deepest muscle in back |
front 27 semispinalis | back 27 deepest muscle in back |
front 28 quadratus lumborum | back 28 deepest muscle in back |
front 29 iliocostalis | back 29 erector spinae muscle |
front 30 longissimus | back 30 erector spinae muscle |
front 31 spinalis | back 31 erector spinae muscle |
front 32 iliocostalis | back 32 extends the vertebral column |
front 33 longissimus | back 33 extends the vertebral column |
front 34 spinalis | back 34 extends the vertebral column |
front 35 semispinalis | back 35 extends the vertebral column |
front 36 quadratus lumborum | back 36 flexes vertebral column laterally |
front 37 external intercostals | back 37 pull ribs toward one another to elevate rib cage |
front 38 internal intercostals | back 38 draw ribs together and depress rib cage |
front 39 diaphragm | back 39 prime mover of inspiration |
front 40 rectus abdominis | back 40 flex and rotate lumbar region of vertebral column, increase intra-abdominal pressure |
front 41 external oblique | back 41 flex vertebral column and compress abdominal wall. rotating trunk and flexing laterally |
front 42 internal oblique | back 42 flex vertebral column and compress abdominal wall. rotating trunk and flexing laterally |
front 43 transversus abdominis | back 43 compress abdominal contents |
front 44 pectoralis minor | back 44 ribs fixed, draws scapula forward and downward |
front 45 serratus anterior | back 45 rotates scapula so its inferior angle moves laterally and upward |
front 46 subclavius | back 46 depression of clavicle |
front 47 trapezius | back 47 stabilizes, raises, retracts, and rotates scapula |
front 48 levator scapulae | back 48 elevates/adduct scapula |
front 49 rhomboids | back 49 stabilize scapula |
front 50 pectoralis major | back 50 prime mover of arm flexion, rotates arm medially, adducts arm |
front 51 detoid | back 51 primer mover of arm abduction when all its fibers contract simultaneously |
front 52 subscapularis | back 52 chief medial rotator of humerus |
front 53 supraspinatus | back 53 initiates abduction |
front 54 infraspinatus | back 54 rotates humerus laterally |
front 55 teres minor | back 55 rotates humerus laterally |
front 56 teres major | back 56 extends medially rotates and adducts humerus |
front 57 triceps brachii | back 57 powerful forearm extensor |
front 58 anconeus | back 58 may control ulnar abduction during forearm pronation |
front 59 biceps brachii | back 59 flexes elbow joint and supinates forearm |
front 60 brachialis | back 60 a major forearm flexor |
front 61 brachioradialis | back 61 synergist in flexing forearm |
front 62 pronator teres | back 62 pronates forearm |
front 63 flexor carpi radialis | back 63 powerful flexor of wrist |
front 64 palmaris longus | back 64 tenses skin and fascia of palm during hand movements |
front 65 flexor carpi ulnaris | back 65 powerful flexor of wrist, also adducts hand |
front 66 flexor digitorum superficialis | back 66 flexes wrist and middle phalanges of fingers |
front 67 flexor pollicis longus | back 67 flexion of wrist. flexion on metacarpal phalanges of thumb |
front 68 flexor digitorum profundus | back 68 flexes distal interphalageal joints |
front 69 pronator quadratus | back 69 primer mover of forearm pronation |
front 70 extensor carpi radialis | back 70 extends wrist |
front 71 extensor carpi radialis brevis | back 71 extends and abducts wrist |
front 72 extensor digitorum | back 72 primer mover of finger extension |
front 73 extensor carpi ulnaris | back 73 extends wrist |
front 74 supinator | back 74 assist biceps brachii to forcibly supinate forearm |
front 75 abductor pollicis longus | back 75 abducts and extends thum |
front 76 extensor pollicis brevis and longus | back 76 extends thumb |
front 77 extensor indicis | back 77 extends index finger |
front 78 abductor pollicis brevis | back 78 abducts thumb |
front 79 flexor pollicis brevis | back 79 flexes thumb |
front 80 opponens pollicis | back 80 opposition |
front 81 adductor pollicis | back 81 adducts and helps to oppose thumb |
front 82 abductor digit minimi | back 82 abducts little finger |
front 83 flexor digit minimi brevis | back 83 flexes little finger |
front 84 opponens digit minimi | back 84 helps in opposition |
front 85 lumbricals | back 85 flex fingers at metacarpophalangeal joints but extends fingers at interphalangel joints |
front 86 palmare interossei | back 86 adduct fingers |
front 87 dorsal interossei | back 87 abduct fingers |
front 88 sartorius | back 88 flexes, abducts, and laterally rotates thigh, cross legged position. tailor muscle. |
front 89 adductor magnus | back 89 deep thigh adductor |
front 90 adductor longus | back 90 deep thigh adductor |
front 91 adductor brevis | back 91 deep thigh adductor |
front 92 pectineus | back 92 deep thigh adductor |
front 93 gracilis | back 93 deep thigh adductor |
front 94 rectus femoris | back 94 extends knee and flexes hip |
front 95 vastus lateralis | back 95 extends and stabilizes knee |
front 96 vastus medialis | back 96 extends knee |
front 97 rectus femoris | back 97 quadriceps muscle |
front 98 vastus lateralis | back 98 quadriceps muscle |
front 99 vastus medialis | back 99 quadriceps muscle |
front 100 vastus intermedius | back 100 quadriceps muscle |
front 101 vastus intermedius | back 101 extends knee |
front 102 tensor fascia latae | back 102 steadies knee |
front 103 gluteus maxiumus | back 103 major extensor of thigh |
front 104 gluteus medius | back 104 abducts and medially rotates thigh |
front 105 gluteus minimus | back 105 abducts and medially rotates thigh |
front 106 piriformis | back 106 deep thigh rotator |
front 107 obturator externus | back 107 deep thigh rotator |
front 108 obturator internus | back 108 deep thigh rotator |
front 109 gemellus | back 109 deep thigh rotator |
front 110 quadratus femoris | back 110 deep thigh rotator |
front 111 bieceps formis | back 111 hamstring |
front 112 semitendinosus | back 112 hamstring |
front 113 semimembranosus | back 113 hamstring |
front 114 bieceps formis | back 114 extends thigh and flexes knee |
front 115 semitendinosus | back 115 extends thigh and flexes knee |
front 116 semimembranosus | back 116 extends thigh and flexes knee |
front 117 tibialis anterior | back 117 prime mover of dorsiflexion |
front 118 extensor digitorum longus | back 118 prime mover of toe extension |
front 119 peroneus tertius | back 119 dorsiflexes and everts foot |
front 120 extensor halluces longus | back 120 extends great toe |
front 121 peroneus longus | back 121 plantar flexes and everts foot |
front 122 peroneus brevis | back 122 plantar flexes and everts foot |
front 123 gastrocnemius | back 123 plantar flexes foot |
front 124 soleus | back 124 plantar flexes foot |
front 125 plantaris | back 125 helps to flex knee and plantar flex foot |
front 126 flexor digitorum longus | back 126 planter flexes and inverts foot |
front 127 flexor halluis longus | back 127 planter flexes and inverts foot; flexes great toe |
front 128 fibialis posterior | back 128 primer mover of foot inversion |
front 129 extensor digitorum brevis | back 129 helps extend toes at metatarsophalangeal joints |
front 130 flexor digitiorum brevis | back 130 helps flex toes |
front 131 abductor hallucis | back 131 abducts great toe |
front 132 abductor digiti minimi | back 132 abducts and flexes little toe |
front 133 flexor accessorius | back 133 straightens out the oblique pull of flexor digitorum longus |
front 134 flexor halluces brevis | back 134 flexes great toes |
front 135 adductor halluces | back 135 helps maintain travsverse arch of foot |
front 136 flexor digiti minimi brevis | back 136 flexes little toe |