Muscles

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Author:
thinkrussia
ID:
176602
Filename:
Muscles
Updated:
2012-10-10 18:32:03
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Anatomical kinesiology test
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anatomical kinesiology test 2
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  1. fusiform
    • longitudinal parallel
    • speed of contraction, range of motion
  2. quadrate
    four distinct sides
  3. triangular
    three sides
  4. pennate
    central tendon with fibers coming off at angle
  5. epimysium
    outer connective tissue covering
  6. perimysium
    surrounds bundles of muscle fibers
  7. endomysium
    encases muscle fibers individually
  8. what are the three muscle fiber types needed to know?
    • 1: SO, slow, high fatigue resistance
    • IIa: FOG, fast, intermediate
    • IIb: FG, very fast, low
  9. sternocleidomastoid
    • O: manubrium of sternum and clavicle
    • I: mastoid process of temperal bone
    • A: flexion, later flexion to same side, rotation to opposite side
  10. muscles of the neck (anterior)
    • scalenes group around 1st rib
    • longus capitus occipital area
    • rectus capitus ant, occipital area
  11. muscles of the neck (posterior)
    • rectus capitus pos: extension, rotation, occiptal area
    • splenius capitus: extension, lateral flexion, rotation, mastoid process
    • splenius cervicis: cervical region
  12. subclavius
    • O: 1st rib
    • I: inferior middle surface of the clavicle
    • A: depresses clavicle, stabilizes shoulder girdle
  13. pectoralis minor
    • O: ribs 3-5
    • I: coracoid process of the scapula
    • A: depression, downward rotation, protraction
  14. serratus anterior (boxers muscle)
    • O: ribs 1-9
    • I: anterior vertebral border of the scapula
    • A: protraction, upward rotation
  15. levator scapula
    • O: cervical vertebrae 1-4
    • I: vertebral border of the scapula
    • A: elevation, assists in retraction and downward rotation
  16. rhomboids
    • O: C7-T5
    • I: vertebral border of scapula
    • A: retraction, downward rotation, elevation
  17. trapezius
    • O: occipical protuberance to C7-T12
    • I: lateral 1/3 of clavicle, acromion process of scapula, and spine of the scapula
    • A: elevation, depression, retraction, upward rotation
  18. deltoid
    • 1. Anterior: O: lateral 1/3 of clavicle
    • I: deltoid tuberosity
    • A: flexion, internal rotation
    • 2. Middle: O: acromion process
    • I: DT
    • A: abduction
    • 3. Posterior: O: spine of scapula
    • I: DT
    • A: extension (hyper) external rotation
  19. supraspinatus (rotator cuff muscle)
    • O: supraspinous fossa of the scapula
    • I: greater tuberosity of the humerus
    • A: abduction, stabilization
  20. coracobrachialis
    • O: coracoid process of the scapula
    • I: midway down humerus-anteromedial surface
    • A: flexion, adduction
  21. pectoralis major
    • O: clavicle, sternum
    • I: lateral lip of intertubercular groove
    • A: adduction, internal rotation, flexion, horizontal adduction
  22. subscapularis (rotator cuff muscle)
    • O: subscapular fossa of the scapula
    • I: lesser tuberosity of the humerus
    • A: internal rotation, stabilization
  23. teres major
    • O: posterior lower 1/3 of axillary border of the scapula
    • I: medial lip of intertubercular groove
    • A: internal rotation, adduction, extension
  24. latissimus dorsi (swimmers muscle)
    • O: T7-L5, iliac crest
    • I: intertubercular groove
    • A: adduction, internal rotation, extension
  25. infraspinatus (rotator cuff muscle)
    • O: infraspinous fossa of the scapula
    • I: greater tuberosity
    • A: external rotation, horizontal abduction, stabilization
  26. teres minor (rotator cuff muscle)
    • O: upper 2/3 of axillary border of scapula
    • I: greater tuberosity
    • A: external rotation, stabilization
  27. biceps brachii (biarticular)
    • O: long head- supraglenoid tubercle
    • short head- coracoid process
    • I: radial tuberosity
    • A: elbow and shoulder flexion, supination
  28. triceps brachii (biarticular)
    • O: long head-infraglenoid tubercle of scapula
    • lateral head-upper lateral-posterior 1/2 of humerus
    • medial head-lower 2/3 of medial-posterior humerus
    • I: olecranon process
    • A: elbow and shoulder extension
  29. brachialis
    • O: lower 1/3 of anterior part of humerus
    • I: coronoid process
    • A: elbow flexion
  30. bracioradialis
    • O: lateral supracondylar ridge of humerus
    • I: styloid process of radius
    • A: elbow flexion
  31. anconeus
    • O: lateral epicondyle of humerus
    • I: olecranon process
    • A: elbow extension, assists triceps
  32. supinator
    • O: lateral epicondyle of humerus, proximal end of ulna
    • I: upper lateral 1/3 of radius
    • A: supination
  33. pronator teres
    • O: medial epicondyle of humerus
    • I: middle of later side of radius
    • A: pronation
  34. pronator quadratus
    • O: lower 1/4 of ulna
    • I: lower 1/4 of radius
    • A: pronation
  35. Name the types of muscles associated with each action:
    abduction
    adduction
    extension
    flexion
    opposition
    • abductors
    • adductors
    • extensors
    • flexors
    • oppenens
  36. name the muscle associated with each finger:
    little finger
    all fingers
    index finger
    thumb
    2nd/3rd metacarpal
    5th metacarpal
    • digiti minimi
    • digitorum
    • indicis
    • pollicis
    • carpi radialis
    • carpi ulnaris
  37. Which are flexors and which extensors?
    lateral epicondyle, medial epicondyle, palmar side, dorsal side
    • Flexors: medial epicondyle, palmar side
    • extensors: lateral epicondyle, dorsal side
  38. brevis
    acts on one joint
  39. longus
    acts on 2 or more (multi-joint)
  40. muscles of the thumb
    • abductor pollicis brevis
    • abductor pollicis longus
    • adductor pollicis
    • flexor pollicis brevis
    • flexor pollicis longus
    • extensor pollicis brevis
    • extensor pollicis longus
    • opponens pollicis
    • 8 muscles total
  41. muscles of the little finger
    • abductor digiti minimi
    • flexor digiti minimi brevis
    • extensor digiti minimi
    • opponens digiti minimi
  42. wrist/finger flexors
    • flexor digitorum profundus
    • flexor carpi radialis
    • flexor carpi ulnaris
    • flexor digitorum superficialis
    • palmaris longus
  43. wrist/finger extensors
    • extensor indicis
    • extensor carpi radialis brevis
    • extensor carpi radialis longus
    • extensor carpi ulnaris
    • extensor digitorum
    • palmar interossei-adducts fingers
    • dorsal interossei-abducts fingers
  44. what muscles contribute to radial deviation?
    • abductor pollicis longus
    • extensor carpi radialis brevis
    • extensor carpi radialis longus
    • flexor carpi radialis
  45. what muscles contribute to ulnar deviation
    • extensor carpi ulnaris
    • flexor carpi ulnaris
  46. lumbricals
    • Location: tendons of the hand
    • Action: metacarpophalangeal joint flexion and finger extension
  47. palmaris longus
    • Location: medial epicondyle to the palm
    • Action: wrist flexion

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