Muscle actions

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Muscle actions
2010-06-17 14:05:22
muscle actions

Muscle actions of the body
Show Answers:

  1. What 3 muscles flex the cervical spine?
    strenocleidomastoid, longus coli, and scalenus muscles
  2. What 7 muscles rotates and lateral bends the cervical neck?
    Strenocleidomastoid, scalenus muscles, splenius cervicis, longissimus cervicis, iliocostalis cervicis, levator scapulae, and multifidus
  3. What 6 muscles extends the cervical spine?
    Splenius cervicis, semispinalis cervicis, iliocostalis cervicis, longissium cervicis, multifidus, and trapezius
  4. What 3 muscles that flex the thoracic and lumbar spine?
    Rectus abdominis, internal obilique, and external obilique
  5. What 3 muscles extends the thoracic and lumbar spine?
    Erector spinae, quadratus lumborum, and multifidus
  6. What 8 muscles rotate and lateral bend the thoracic and lumbar spine?
    Psoas major, quadratus lumborum, external oblique, internal oblique, multifidus, longissimus thoracis, iliocostalis thoracis, and rotatores
  7. What 2 muscles elevate the scapula?
    upper trapezius and levator scapulae
  8. What 4 muscles depress the scapula?
    Latissimus dorsi, pectoralis major, pectoralis minor, and lower trapezius
  9. What 3 muscles protract the scapula?
    serratus anterior, pectoralis major and pectoralis minor
  10. What 2 muscles retract the scapula?
    trapezius and rhomboids
  11. What 3 muscles upwardly rotate the scapula?
    upper trapezius, serratus anterior, and lower trapezius
  12. What 3 muscles downwardly rotate the scapula?
    Rhomboids, levator scapulae, and pectoralis minor
  13. What muscles flex the shoulder joint?
    anterior deltoid, coracobrachalis, pectoralis major, biceps brachii, and supraspinatus
  14. What 4 muscles extend the shoulder joint?
    Latissumus dorsi, subscapularis, posterior deltoid, and terres major
  15. What 2 muscles abduct the shoulder?
    middle deltoid and supraspinatus
  16. What 3 muscles adducts the shuolder?
    pectoralis major, latissimus dorsi, and teres major
  17. What 3 muscles lateral rotates (external rotation) the shoulder joint?
    teres minor, infraspinatus, and posterior deltoid
  18. What 5 muscles medial rotates (internal rotation) of the shoulder joint?
    Subscapularis, teres major, pectoralis major, latissimus dorsi, and anterior deltoid
  19. What 3 muscles flexes the elbow?
    Biceps brachii, brachialis, and brachioradialis
  20. What 2 muscles extenses the elbow?
    Triceps brachii and anconeus
  21. What 2 muscles supinate the forearm?
    Biceps brachii and supinator
  22. What 2 muscles pronates the forearm?
    pronator teres and pronator quadratus
  23. What 3 muscles flexes the wrist?
    flexor carpi radialis, flexor carpi ulnaris, and palmaris longus
  24. What 3 muscles extends the wrist joint?
    extensor carpi radialis longus, extensor carpi radialis brevis, and extensor carpi ulnaris
  25. What 3 muscles radial devates the wrist?
    Extensor carpi radialis, flexor carpi radialis, and extensor pollicis longus and brevis
  26. What 2 muscles ulnar devates the wrist?
    Extensor carpi ulnaris and flexor carpi ulnaris
  27. What 4 muscles flexes the hip joint?
    Iliopsoas, sartorius, rectus femoris, and pectineus
  28. What 4 muscles extenses the hip joint?
    Gluteus maximus and medius, semitendinosus, semimembranosus, and biceps femoris
  29. What 4 muscles abducts the hip joint?
    gluteus medius, gluteus minimus, piriformis, and obturator internus
  30. What 4 muscles adducts the hip?
    Adductor magnus, adductor longus, adductor brevis, and gracilis
  31. What 5 muscles medical rotates the hip?
    Tensor fasciae latae, gluteus medius, gluteus minimus, pectineus, and adductor longus
  32. What 6 muscles lateral rotates the hip?
    Gluteus maximus, obturator externus, obturator internus, piriformis, gemelli, and sartorius
  33. What 4 muscles flexes the knee?
    Biceps femoris, semitendinosus, semimembranosus, and sartorius
  34. What 4 muscles extends the hip?
    Rectus femoris, vastus lateralis, vastus intermedius, and vastus medialis
  35. What 4 muscles medial rotates a flexed leg?
    sartorius, popliteus, semitendinosus, and semimembranosus
  36. What 1 muscle lateral rotates the leg when flexed?
    biceps femoris
  37. What 7 muscles plantar flexes the ankle?
    tibialis posterior, gastrocnemius, soleus, peroneus longus, peroneus brevis, plantaris, and flexor hallucis
  38. What 4 muscles dorsiflexes the ankle?
    Tibialis anterior, entensor hallucis longus, extensor digitorum longus, and peroneus tertius.
  39. What 3 muscles inverse the ankle>
  40. What 3 muscles inverse the ankle?
    Tibialis posterior, tibialis anterior, and flexor digitorum longus
  41. What 3 muscles everses the ankle?
    peroneus longus, peroneus brevis, and peroneus tertius