GENERAL MUSCLE STRUCTURE AND FUNCTION
1. SCUTULARIS – action: to move ears. 2. ZYGOMATICUS – action: to move top lip. 3. PAROTID GLAND 4. MASSETER – action: to raise lower jaw and close mouth. 5. MAXILLARIS – action: to move nose and lip. 6. NASALIS – action: to move nose. 7. WHISKER BED 8. BUCCINATOR – action: to move lip. 9. DIGASTRICUS – action: to depress the lower jaw and open mouth. 10. MYLO-HYOID – action: to support or raise the tongue. 11. STERNO-HYOID – action: involved in swallowing. 12. STERNO-THYROID – action: involved in swallowing. 13. THYROID GLAND 14. CEHALO-HUMERAL – action: to advance the limb or draw limb and head together. 15. MASTOIDEUS – action: to raise head or neck. 16. SPLENIUS – action: to extend or incline head. 17. JUGULAR VEIN 18. SERRATUS MAGNUS – action: to extend or turn the head. 19. ANGULARIS – action: to lift the lower end of the SCAPULA. 20. HUMERUS 21. ACROMION – action: to flex the shoulder joint 22. SCAPULAR DELTOID – action: to flex the shoulder joint and rotate the HUMERUS outward. 23. ACROMION DELTOID – action: as for SCAPULAR DELTOID. 24. CEHALO-HUMERAL – action: to advance the limb or draw limb and head together. 25. CEPHALIC VEIN 26. SPINE OF THE SCAPULA 27. UPPER TRAPEZIUS – action: to raise the shoulder or carry it forward. 28. LOWER TRAPEZIUS – action: as for UPPER TRAPEZIUS. 29. LATISSIMUS DORSI – action: supports the forelimb and carries the trunk forward. 30. INFRASPINATUS – action: to adduct the HUMERUS and rotate it outward. 31. GREAT OBLIQUE – action: to flex the spine, or incline it laterally. 32. RECTUS ABDOMINIS – action: the principal FLEXOR of the spine. 33. INTERCOSTALS – action: in breathing. 34. SCALENUS – action: to draw the shoulder backward. 35. PECTORALIS MINOR – action: to draw the shoulder downwards and backwards. 36. PECTORALIS MAJOR – action: to adduct, flex and rotate inwards the forelimb. 37. EPITROCHLEARIS – action: to draw the forelimb backwards. 38. FLEXOR CARPI ULNARIS – action: to flex the CARPUS and foot. 39. PERFORATUS – action: to flex the toes and the whole foot on the forearm. 40. ANCONEUS – action: to raise the capsule of the elbow joint. 41. FLEXOR CARPI RADIALIS – action: to flex the CARPUS on the forearm. 42. PRONATOR TERES – action: rotate the RADIUS and turn the paw downward and outward. 43. PERFORANS – action: to flex the toes and foot. 44. SUBCUTANEOUS VEIN 45. PISIFORM BONE 46. PLANTAR PADS 47. METACARPUS 48. LONG TRICEPS – action: to extend the forearm. 49. OUTER TRICEPS – action: to extend the forearm. 50. BRACHIALIS – action: to flex the forearm. 51. EXTENSOR CARPI RADIALIS – action: extends the METACARPUS on the forearm. 52. EXTENSOR DIGITORUM COMMUNIS – action: extends the toes and foot. 53. EXTENSOR DIGITORUM BREVIS – action: extends the three outer toes and foot. 54. EXTENSOR CARPI ULNARIS – action: to extend the CARPUS with slight outward rotation. 55. FLEXOR CARPI ULNARIS – action: to flex the CARPUS and foot. 56. EXTENSOR OBLIQUE – action: to extend the first toe (dewclaw). 57. ANNULAR LIGAMENT 58. CARPUS 59. PHALANGES 60. SUPRA SCAPULAR GLAND 61. 1st SARTORIUS – action: to adduct the leg and carry the thigh forward. 62. 2ND SARTORIUS – action: as above. 63. VASTUS INTERNUS – action: to extend the leg. 64. ADDUCTOR MAGNUS – action: to adduct and rotate the thigh outwards, push body forward. 65. SEMIMEMBRANOSUS – action: to extend the thigh and flex the knee. 66. GRACILIS – action: to adduct the thigh. 67. SEMITENDINOSUS – action: draws back the thigh and pushes body forward. 68. GASTROCNEMIUS – action: to extend the foot on the TIBIA. 69. POPLITEUS – action: to rotate the TIBIA sideways and outward. 70. PERFORATUS – action: to flex the toes, draw the foot back, and bend the knee. 71. PERFORANS – action: to flex the toes and draw the foot backwards. 72. PERFORANS AUXILIARY – action: to flex the toes. 73. TIBIALIS ANTICUS – action: to bend the foot forward and upward. 74. LUMBO DORSAL FASCIA – action: to assist in spinal flexion. 75. CREST OF ILIUM 76. LONG TENSOR FASCIA – action: to flex the thigh. 77. SHORT TENSOR FASCIA – action: to flex the thigh. 78. GLUTEUS MEDIUS – action: to extend, rotate or adduct the thigh. 79. GLUTEUS MAXIMUS – action: to adduct the thigh and rotate the knee outward. 80. GREAT TROCHANTER – action: muscle insertion point (GLUTEUS). 81. ISCHIUM – action: insertion point for GEMELLUS – action: to carry the thigh forward. 82. SEMIMEMBRANOSUS – action: to extend the thigh and to flex the knee. 83. ERECTOR – action: to raise the tail. 84. CURVATOR – action: to draw the tail sideways and upward. 85. FASCIA LATA – action: to flex the thigh. 86. SEMITENDINOSUS – action: flex the knee, draw back the thigh and push body forward. 87. BICEPS FEMORIS – action: flexes the leg, when leg is fixed it rotates the PELVIS. 88. DEPRESSOR – action: to depress the tail. 89. GASTROCNEMIUS – action: to extend the foot on the TIBIA. 90. GREAT SAPHENOUS VEIN 91. PERFORATUS – action: to flex the toes, draws back the foot and bend the knee. 92. PERFORANS – action: to flex the toes and draw the foot backward. 93. CALCANEUM 94. TARSUS 95. METATARSUS 96. TIBIALIS ANTERIOR – action: to flex or rotate the foot. 97. EXTENSOR PEDIS – action: to extend the toes and draw the foot forward. 98. LONG PERONEUS – action: to turn the lower end of limb outwards. 99. SHORT EXTENSOR – action: to extend the toes. 100. PHALANGES
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