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Flashcards

Muscles

Makena White Anatomy English 126 cards

Cards in this deck (126)

  1. 1SternocleidomastoidOrigin: sternum, clavicle
    Insertion: mastoid process of the temporal bone
    Action: Flexion of neck, lateral rotation
  2. 2Scalenes (anterior, middle, posterior)Origin: C2-C6
    Insertion: Ribs 1-2
    Action Elevation, flexion and rotation
  3. 3Serratus anteriorOrigin: Ribs 1-9
    Insertion: Medial border of scapula
    Action: Protracts scapula + pectoral girdle
  4. 4External obliqueOrigin: Ribs 5-12, iliac crest
    Insertion: linea alba, pubis
    Action: flexes + rotates vertebral column
  5. 5Internal obliqueOrigin: lumbar fascia, iliac crest, linguinal ligament
    Insertion: costal cartilages, linea alba, xiphoid process
    Action: Flexes + rotates vertebral column
  6. 6Rectus abdominusOrigin: pubis
    Insertion: xyphoid process, costal cartilages
    Action: Flexes vertebral column
  7. 7TrapeziusOrigin: Occipital bone, nuchal ligament, C7-T12
    Insertion: clavicle, scapula
    Action: laterally flexes head + neck, depresses its medial aspect, elevates + retracts scapula
  8. 8DeltoidOrigin: clavicle, spine of scapula, acromion of scapula
    Insertion: deltoid tuberosity of the humerus
    Action: abducts shoulder
  9. 9Latissimus dorsiOrigin: Spinous processes of T7-T12, Ribs 9-12, iliac crest
    Insertion: intertubercular groove of the humerus
    Action: Extension, adduction, medial rotation
  10. 10Pectoralis majorOrigin: clavicle, ribs 1-6, sternum
    Insertion: intertubercular groove of humerus
    Action: adducts + internally rotates the humerus, extends + flexes the shoulder joint
  11. 11Levator ScapulaeOrigin: Transverse processes of C1-C4
    Insertion: medial border of scapula
    Action: Elevation + downwards rotation of scapula
  12. 12Rhomboid minorOrigin: Spinous processes of C7-T1
    Insertion: spine of scapula
    Action: medially rotates + retracts scapula
  13. 13Rhomboid majorOrigin: Spinous processes of T2-T5
    Insertion: medial border of scapula
    Action: medially rotates + retracts scapula
  14. 14SupraspinatusOrigin: Supraspinous fossa of the scapula
    Insertion: Greater tubercle of humerus
    Action: Abduction of arm
  15. 15InfraspinatusOrigin: infraspinous fossa of scapula
    Insertion: Greater tubercle of humerus
    Action: Lateral rotation of arm
  16. 16Teres minorOrigin: Lateral border of scapula
    Insertion: Greater tubercle of humerus
    Action: Lateral rotation of arm
  17. 17Teres majorOrigin: Inferior angle of scapula
    Insertion: intertubercular groove of humerus
    Action: extends shoulder joints, adducts + medial rotates humerus
  18. 18SubscapularisOrigin: Subscapula fossa of the scapula
    Insertion: lesser tubercle of the humerus
    Action: Medial rotation of arm
  19. 19IliocostalisOrigin: Sacrum, Illiac Crest, Spinous Processes of lower lumbar, thoracic vertebrae
    Insertion: Ribs
    Action: Unilaterally: laterally flex the vertebral column to the same side; Bilaterally: Extend the vertebral column
  20. 20LongissimusOrigin: Transverse processes
    Insertion: Transverse processes
    Action: Laterally: Flex the head and neck to the same side; Bilaterally: Extend the vertebral column
  21. 21SpleniusOrigin: Spinous processes od C7-T4
    Insertion: Mastoid process of temporal bone, occipital bone
    Action: Extension of neck, laterally flex + rotate head
  22. 22Biceps brachiiOrigin: Long head- Supraglenoid tubercle of the scapula, Short head- coracoid process of the scapula
    Insertion: radial tuberosity of the radius
    Action: Flexion of elbow + shoulder, abducts arm, supernates forearm
  23. 23BrachialisOrigin: humerus
    Insertion: Coronoid process and tuberosity of the ulna
    Action: Flexion of elbow
  24. 24CoracobrachialisOrigin: Coracoid process of the scapula
    Insertion: humerus
    Action: Flexion of shoulder + adduction of arm
  25. 25Triceps brachiiOrigin: Long head - Infraglenoid tubercle of the scapula, Lateral & medial head - humerus
    Insertion: Olecranon process of the ulna
    Action: Extension of elbow + adducts arm
  26. 26Pronator teresOrigin: humerus + coronoid process of ulna
    Insertion: radius
    Action: Pronates forearm + flexes elbow
  27. 27Flexor carpi radialisOrigin: common flexor tendon
    Insertion: 2nd metacarpal base
    Action: flexion (wrist), abduction (hand)
  28. 28Palmaris longusOrigin: Medial epicondyle of the humerus
    Insertion: Palmar aponeurosis
    Action: Flexion (wrist)
  29. 29Flexor carpi ulnarisOrigin: common flexor tendon
    Insertion: pisiform, hamate, 5th metacarpal
    Action: Flexion + adduction (wrist)
  30. 30Flexor digitorum superficialisOrigin: Common flexor tendon
    Insertion: Middle phalanges of 2nd to 5th digit
    Action: Flexion (fingers 2-5)
  31. 31Flexor digitorum profundusOrigin: ulna
    Insertion: proximal phalanges of 2nd to 5th digit
    Action: Flexes wrist + fingers (2-5)
  32. 32Flexor pollicis longusOrigin: Ulna
    Insertion: 1st Distal phalanx
    Action: Flexion of thumb
  33. 33BrachioradialisOrigin: Lateral supracondylar ridge of humerus
    Insertion: Styloid process of the radius
    Action: Flexion of elbow
  34. 34Extensor carpi radialis longusOrigin: Lateral supracondylar ridge of the humerus
    Insertion: 2nd metacarpal
    Action: Extends + abducts wrist
  35. 35Extensor carpi radialis brevisOrigin: common extensor tendon
    Insertion: 3rd metacarpal
    Action: Extends + adducts wrist
  36. 36Extensor digitorumOrigin: Common extensor tendon
    Insertion: fingers 2-5
    Action: Extends wrist and fingers 2-5
  37. 37Extensor carpi ulnarisOrigin: common extensor tendon
    Insertion: 5th metacarpal base
    Action: Extension + adduction of wrist
  38. 38SupinatorOrigin: Lateral epicondyle of the humerus, ulna
    Insertion: radius
    Action: supernates forearm
  39. 39Abductor pollicis longusOrigin: radius + ulna
    Insertion: Trapezium, 1st metacarpal base
    Action: Abducts + extends thumb
  40. 40Extensor pollicis brevisOrigin: Radius
    Insertion: base of thumb
    Action: Extends thumb
  41. 41Extensor pollicis longusOrigin: ulna
    Insertion: 1st distal phalanx
    Action: Extends + abducts thumb
  42. 42Extensor indicisOrigin: ulna
    Insertion: index finger
    Action: Extends index finger
  43. 43Extensor digiti minimiOrigin: common extensor tendon
    Insertion: little finger
    Action: Extends little finger
  44. 44Abductor pollicis brevis (action)extends the thumb
  45. 45Opponens pollicis (action)Action: opposes thumb
  46. 46Flexor pollicis brevis (action)Action: Flexes thumb
  47. 47Adductor pollicis (action)Action: Adducts thumb
  48. 48IliopsoasOrigin: Iliac fossa, transverse processes of T12-L5
    Insertion: Lesser trochanter of the femur
    Action: Flexes + abducts hip, flexes trunk
  49. 49SartoriusOrigin: Anterior superior iliac spine
    Insertion: tibia
    Action: Flexes hip + knee, rotates femur
  50. 50Rectus femorisOrigin: Anterior inferior iliac spine + acetabulum
    Insertion: tibial tuberosity
    Action: extends knee
  51. 51Vastus lateralisOrigin: Greater trochanter of the femur
    Insertion: tibial tuberosity
    Action: Extends knee
  52. 52Vastus medialisOrigin: Linea aspera of femur,
    Insertion: tibial tuberosity
    Action: Extends knee
  53. 53Vastus intermedialisOrigin: Shaft of femur
    Insertion: tibial tuberosity
    Action: Extends knee
  54. 54Tensor fascia lataeOrigin: iliac crest
    Insertion: Iliotibial tract
    Action: abducts hip + laterally rotates femur
  55. 55GracilisOrigin: pubis
    Insertion: tibia
    Action: Adducts hip + flexes knee
  56. 56Adductor longusOrigin: Pubis
    Insertion: Linea aspera of femur
    Action: Adducts + laterally rotates hip
  57. 57Adductor brevisOrigin: pubis
    Insertion: Linea aspera of femur
    Action: Adducts + laterally rotates hip
  58. 58Adductor magnusOrigin: ischium + pubis
    Insertion: Linea aspera of femur
    Action: Adducts hip
  59. 59Gluteus maximusOrigin: posterolateral ilium
    Insertion: Iliotibial tract, gluteal tuberosity of femur
    Action: Extends + abducts hip
  60. 60Gluteus mediusOrigin: lateral surface of ilium
    Insertion: Greater trochanter of femur
    Action: Abducts + extends hip
  61. 61Gluteus minimusOrigin: body of ilium
    Insertion: Greater trochanter of femur
    Action: Abducts + extends hip
  62. 62Biceps femorisOrigin: Long head- Ischial tuberosity, Short head- line aspera
    Insertion: Head of fibula
    Action: flexes knee + extends hip
  63. 63SemitendinosusOrigin: Ischial tuberosity
    Insertion: tibia
    Action: flexes knee + extends hip
  64. 64SemimembranosusOrigin: Ischial tuberosity
    Insertion: tibia
    Action: flexes knee + extends hip
  65. 65PisiformisOrigin: anterior surface of sacrum
    Insertion: Greater trochanter of femur
    Action: abducts hip + laterally rotates femur
  66. 66Tibialis anteriorOrigin: Lateral condyle + shaft of tibia
    Insertion: Medial cuneiform
    Action: Dorsi flexion of ankle, inverts foot
  67. 67Extensor hallucis longusOrigin: shaft of fibula
    Insertion: Distal phalanx of hallux
    Action: Dorsiflexes big toe
  68. 68Extensor digitorum longusOrigin: Lateral condyle of tibia + shaft of fibula
    Insertion: lateral 4 toes
    Action: Extends lateral toes + dorsiflexes ankle
  69. 69Fibularis tertiusOrigin: Anterior fibula, interosseous membrane
    Insertion: 5th metatarsal
    Action: Dorsiflexion + eversion of foot
  70. 70Fibularis longusOrigin: shaft of fibula
    Insertion: 5th metatarsal base
    Action: Plantarflexes ankle + everts foot
  71. 71Fibularis brevisOrigin: shaft of fibular
    Insertion: tuberosity of 5th metatarsal
    Action: Plantarflexes ankle + everts foot
  72. 72GastrocnemiusOrigin: Lateral & medial condyle of femur
    Insertion: posterior tubercle of calcaneus
    Action: Plantarflexion of ankle + flexes knee
  73. 73SoleusOrigin: soleal line of tibia + head of fibula
    Insertion: posterior tubercle of calcaneus
    Action: Plantarflexes ankle
  74. 74Flexor digitorum longusOrigin: shaft of tibia
    Insertion: Distal phalanges of 2nd-5th digits
    Action: Plantar flexion of ankle, flexes 4 lateral toes
  75. 75Flexor hallucis longusOrigin: shaft of fibula
    Insertion: distal phalanx of hallux
    Action: flexes hallux
  76. 76Tibialis PosteriorOrigin: shaft of tibia and fibula
    Insertion: Navicular, 2nd-4th metatarsal, calcaneus, medial + lateral cuneiforms
    Action: assists plantarflexion of ankle + inverts foot
  77. 77Frontal bellyOrigin: galea aponeurotica
    Insertion: skin of the forehead
    Action: raises eyebrows + wrinkles forehead
  78. 78Occipital bellyOrigin: superior nuchal line of occipital bone
    Insertion: galea aponeurotica
    Action: retracts scalp
  79. 79Orbicularis orisOrigin: modiolus
    Insertion: skin of lips
    Action: closes + purses lips
  80. 80BuccinatorOrigin: maxilla + mandible
    Insertion: Modiolus
    Action: compresses cheek
  81. 81Orbicularis oculiOrigin: nasal part of frontal bone, frontal process of maxilla, lacrimal bone
    Insertion: skin of eyelid
    Action: closes eyes
  82. 82Levator labii superiorisOrigin: maxilla
    Insertion: orbicularis oris
    Action: raises upper lip
  83. 83Levator Palpebrae SuperiorisOrigin: lesser wing of sphenoid bone
    Insertion: superior tarsus
    Action: raises upper eyelid
  84. 84Depressor anguli orisOrigin: mandible
    Insertion: modiolus
    Action: pulls the corners of the mouth downward
  85. 85PlatysmaOrigin: superficial fascia of thorax
    Insertion: mandible + modiolus
    Action: wrinkles the skin of the neck
  86. 86Superior rectus (action)elevation of eye
  87. 87Inferior rectus (action)Depressor of eye
  88. 88Lateral rectus (action)abductor of eye
  89. 89Medial rectus (action)Adductor of eye
  90. 90Inferior oblique (action)Extorsion of eye
  91. 91Superior oblique (action)intorsion of eye
  92. 92TemporalisOrigin: inferior temporal lines of temporal bone
    Insertion: coronoid process of mandible
    Action: elevates + retracts the mandible
  93. 93MasseterOrigin: Arch of zygomatic bone
    Insertion: ramus of mandible
    Action: elevates mandible
  94. 94Medial pterygoidOrigin: lateral pterygoid plate of sphenoid bone, maxilla, palatine bone
    Insertion: Angle of mandible
    Action: opens + closes jaw, moves jaw side to side + forwards/backwards
  95. 95Lateral PterygoidOrigin: greater wing of sphenoid bone
    Insertion: mandible
    Action: opens, protrudes, + laterally moves mandible
  96. 96Digastric (action)Depresses + retracts the mandible + fixes hyoid bone
  97. 97Stylohyoid (action)Elevates the hyoid bone
  98. 98Mylohyoid (action)Raises the floor of the mouth + elevates the hyoid bone
  99. 99Geniohyoid (action)carry hyoid bone and tongue upward during swallowing
  100. 100Omohyoid (action)Depresses hyoid bone + larynx
  101. 101Sternohyoid (action)depresses hyoid bone
  102. 102SternothyroidDepresses larynx
  103. 103ThyrohyoidDepresses hyoid bone
  104. 104Transverse abdominisOrigin: lower costal cartilages, iliac crest, inguial ligament
    Insertion: fuses with internal oblique, aponeurosis, linea alba, xiphoid process, pubis
    Action: flexes vertebral column
  105. 105DiaphragmOrigin: xiphoid process, costal part (6-12), lumbar part (L1-L3)
    Insertion: central tendon
    Action: increases thoracic cavity + decreases abdominal cavity
  106. 106External intercostalsOrigin: inferior border of ribs 1-11
    Insertion: superior border of ribs 1-12
    Action: increase size of thorax by drawing ribs up + out
  107. 107Internal intercostalsOrigin: inferior borders of ribs + costals (1-11)
    Insertion: superior borders of ribs 2-12
    Action: decrease size of thorax by drawing ribs down + in
  108. 108Levator aniOrigin: body of pubis, spine of ischium, ischial fascia
    Insertion: anococcygeal ligament, perineal body, wall of anal canal
    Action: supports pelvic organs, resists increases in intra-abdominal pressure + forms anal sphincter
  109. 109CoccyguesOrigin: ischial spine
    Insertion: coccyx
    Action: supports pelvic viscera + resists increase in intra-abdominal pressure
  110. 110Abductor digiti minimi (action)abducts little finger
  111. 111Opponens digiti minimi (action)opposes little finger to thumb
  112. 112Flexor digiti minimi (action)flexes little finger
  113. 113Palmar interossei (action)Adduct + flex the metacarpophalangeal joints of fingers 2-5 + extends interphalangeal joints
  114. 114Dorsal interossei (action)Abduct + flex the metacarpophalangeal joints of fingers 2-5 + extends interphalangeal joints
  115. 115PiriformisOrigin: anterior surface of sacrum
    Insertion: greater trochanter of femur
    Action: abducts hip + laterally rotates femur
  116. 116Vastus medialisOrigin: linea aspera of femur
    Insertion: tibial tuberosity
    Action: extends knee
  117. 117Extensor hallucis brevisOrigin: calcaneus
    Insertion: hallux
    Action: extends hallux
  118. 118Extensor digitorum brevisOrigin: calcaneus
    Insertion: toes 2-4
    Action: extends toes 2-4
  119. 119Abductor hallucisOrigin: calcaneus
    Insertion: 1st proximal phalanx
  120. 120Flexor digitorum brevisOrigin: calcaneus, plantar aponeurosis
    Insertion: middle phalanges (2-5)
    Action: flexes toes 2-5
  121. 121LumbricalsOrigin: flexor digitorum longus
    Insertion: proximal phalanges 2-5
    Action: flexes metatarsophalangeal joints + extend interphalangeal joints of toes 2-5
  122. 122Flexor hallucis brevisOrigin: cuboid + lateral cuneiform
    Insertion: proximal phalanx of hallux
    Action: flexion of hallux
  123. 123Adductor hallucisOrigin: metatarsals 2-4
    Insertion: 1st proximal phalanx
    Action: adducts + assists flexion of hallux
  124. 124Flexor digiti minimi brevisOrigin: 5th metatarsal base
    Insertion: 5th proximal phalanx
    Action: flexes 5th toe
  125. 125Dorsal interosseiOrigin: adjacent sides of metatarsals 1-5
    Insertion: proximal phalanges 2-4
    Action: abducts toes 2-4
  126. 126Plantar interosseiOrigin: metatarsals 3-5
    Insertion: proximal phalanges 3-5
    Action: adducts toes 3-5

Information

Description
Origins, insertions and actions of muscles in the human body
Created by
Makena White
Views
14
History
  • Created by tenesha.taylor11 · May 24, 2016
  • Copied by Makena White · Nov 10, 2018
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