Myology > Actions Re; Magee > Flashcards

Actions Re; Magee Flashcards

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1
Q

Flexion of elbow

A
  1. Brachialis
  2. Biceps brachii
  3. Brachioradialis
  4. Pronator teres
  5. Flexor carpi ulnaris
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2
Q

Extension of elbow

A
  1. Triceps

2. Anconeus

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3
Q

Supination of forearm

A
  1. Supinator

2. Biceps brachii

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4
Q

Pronation of forearm

A
  1. Pronator quadratus
  2. Pronator teres
  3. Flexor carpi radialis
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5
Q

Flexion of wrist

A
  1. Flexor carpi radialis

2. Flexor carpi ulnaris

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6
Q

Extension of wrist

A
  1. Extensor carpi radialis longus
  2. Extensor carpi radialis brevis
  3. Extensor carpi ulnaris
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7
Q

Forward flexion of shoulder

A

l. Deltoid (anterior fibers)
2. Pectoralis major (clavicular fibers)
3. Coracobrachialis
4. Biceps (when strong contraction required)

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8
Q

Extension of shoulder

A
  1. Deltoid (posterior fibers)
  2. Teres major
  3. Teres minor
  4. Latissimus dorsi
  5. Pectoralis major (sternocostal fibers)
  6. Triceps (long head)
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9
Q

Horizontal adduction of shoulder

A

l. Pectoralis major

2. Deltoid (anterior fibers)

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10
Q

Horizontal abduction of shoulder

A
  1. Deltoid (posterior fibers)
  2. Teres major
  3. Teres minor
  4. Infraspinatus
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11
Q

Abduction of shoulder

A
  1. Deltoid
  2. Supraspinatus
  3. Infraspinatus
  4. Subscapularis
  5. Teres minor
  6. Long head of biceps (if arm laterally rotated first, trick movement)
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12
Q

Adduction of shoulder

A
  1. Pectoralis major
  2. Latissimus dorsi
  3. Teres major
  4. Subscapularis
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13
Q

Medial rotation of shoulder

A

l. Pectoralis major
2. Deltoid (anterior fibers)
3. Latissimus dorsi
4. Teres major
5. Subscapularis (when arm is by side)

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14
Q

Lateral rotation of shoulder

A
  1. Infraspinatus
  2. Deltoid (posterior fibers)
  3. Teres minor
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15
Q

Elevation of scapula

A
  1. Trapezius (upper fibers)
  2. Levator scapulae
  3. Rhomboid major
  4. Rhomboid minor
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16
Q

Depression of scapula

A
  1. Serratus anterior
  2. Pectoralis major
  3. Pectoralis minor
  4. Latissimus dorsi
  5. Trapezius (lower fibers)
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17
Q

Protraction (forward movement) of scapula

A
  1. Serratus anterior
  2. Pectoralis major
  3. Pectoralis minor
  4. Latissimus dorsi
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18
Q

Retraction (backward movement) of scapula

A
  1. Trapezius
  2. Rhomboid major
  3. Rhomboid minor
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19
Q

Lateral (upward) rotation of inferior angle of scapula

A
  1. Trapezius (upper and lower fibers)

2. Serratus anterior

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20
Q

Medial (downward)rotation of inferior angle of scapula

A
  1. Levator scapulae
  2. Rhomboid major
  3. Rhomboid minor
  4. Pectoralis minor
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21
Q

Opening of mouth (depression of

mandible)

A
  1. Lateral (external) pterygoid
  2. Mylohyoid*
  3. Geniohyoid *
  4. Digastric*
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22
Q

Closing of mouth (elevation of mandible

or occlusion)

A
  1. Masseter
  2. Temporalis
  3. Medial (internal) pterygoid
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23
Q

Protrusion of mandible

A
  1. Lateral (external) pterygoid
  2. Medial (internal) pterygoid
  3. Masseter*
  4. Mylohyoid*
  5. Geniohyoid*
  6. Digastric*
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24
Q

Retraction of mandible

A
  1. Temporalis (posterior fibers)
  2. Masseter*
  3. Digastric*
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25
Lateral deviation of mandible
1. Lateral (external) pterygoid (ipsilateral muscle) 2. Medial (internal) pterygoid (contralateral muscle) 3. Temporalis* 4. Masseter*
26
Forward flexion of head
1. Rectus capitis anterior 2. Rectus capitis lateralis 3. Longus capitis 4. Hyoid muscles 5. Obliquus capitis superior 6. Sternocleidomastoid (if head in neutral or flexion)
27
Extension of head
1. Splenius capitis 2. Semispinalis capitis 3. Longissimus capitis 4. Spinalis capitis 5. Trapezius 6. Rectus capitis posterior minor 7. Rectus capitis posterior major 8. Obliquus capitis superior 9. Obliquus capitis inferior 10. Sternocleidomastoid (if head in some extension)
28
Rotation of head (muscles on one side contract)
2. Splenius capitis (face moves to the same side) 3. Longissimus capitis (face moves to same side) 4. Semispinalis capitis (face moves to sanle side) 5. Obliquus capitis inferior (face moves to same side) 6. Sternocleidomastoid (face moves to opposite side)
29
Side flexion of head
1. Trapezius 2. Splenius capitis 3. Longissinms capitis 4. Semispinalis capitis 5. Obliquus capitis inferior 6. Rectus capitis lateralis 7. Longus capitis 8. Sternocleidomastoid
30
Flexion of neck
1. Longus coli 2. Scalenus anterior 3. Scalenus medius 4. Scalenus posterior
31
Extension of neck
1. Longus coli 2. Scalenus anterior 3. Scalenus medius 4. Scalenus posterior 1. Splenius cervicis 2. Semispinalis cervicis 3. Longissimus cervicis 4. Levator scapulae 5. Iliocostalis cervicis 6. Spinalis cervicis 7. Multifidus 8. Interspinalis cervicis 9. Trapezius 10. Rectus capitus posterior major II. Rotatores brevis 12. Rotatores longi
32
Side flexion of neck
``` I. Levator scapulae 2. Splenius cervicis 3. Iliocostalis cervicis 4. Longissimus cervicis 5. Semispinalis cervicis 6. Multifidus 7. Intertransversarii 8. Scaleni 9. Sternocleidomastoid 10. Obliquus capitis inferior II. Rotatores breves 12. Rotatores longi 13. Longus coli ```
33
Rotation* of neck (muscles on one side contract)
1. Levator scapulae (face moves to same side) 2. Splenius cervicis (face moves to same side) 3. Iliocostalis cervicis (face moves to same side) 4. Longissimus cervicis (face moves to same side) 5. Semispinalis cervicis (face moves to same side) 6. Multifidus (face moves to opposite side) 7. Intertransversarii (face moves to same side) 8. Scaleni (face moves to opposite side) 9. Sternocleidomastoid (face moves to opposite side) 10. Obliquus capitis inferior (face moves to same side) II. Rotatores brevis (face moves to same side) 12. Rotatores longi (face moves to sanle side)
34
C1-C2
Neck flexion
35
C3
Neck side flexion
36
C4
Shoulder elevation
37
C5
Shoulder | abduction
38
C6
Elbow flexion and | wrist extension
39
C7
Elbow extension and | wrist flexion
40
C8
Thumb extension and | ulnar deviation
41
T1
Hand intrinsics
42
Orbicularis oris
Compresses lips against anterior teeth, closes | mouth, protrudes lips
43
Depressor anguli oris
Depresses angle of mouth
44
Levator anguli oris
Elevates angle of mouth
45
Zygomaticus major
Draws angle of mouth upward and back
46
Risorius
Draws angle of mouth laterally
47
Levator labii superioris
Elevates upper lip, flares nostril
48
Buccinator
Compresses cheeks against molar teeth; | sucking and blowing
49
Mentalis
Puckers skin of chin, protrudes lower lip
50
Nasalis
Compresses nostrils | Dilates or flares nostrils
51
Orbicularis oculi
Closes eye forcefully Closes eye gently Squeezes lubricating tears against eyeball
52
Procerus
Transverse wrinkling of bridge of nose
53
Corrugator
Vertical wrinkling of bridge of nose
54
Frontalis
Pulls scalp upward and back
55
Supination of forearm
l. Supinator | 2. Biceps brachii
56
Pronation of forearm
l. Pronator quadratus 2. Pronator teres 3. Flexor carpi radialis
57
Extension of wrist
l. Extensor carpi radialis longus 2. Extensor carpi radialis brevis 3. Extensor carpi ulnaris
58
Flexion of wrist
l. Flexor carpi radialis | 2. Extensor carpi ulnaris
59
Ulnar deviation of wrist
l. Flexor carpi radialis 2. Extensor carpi radialis longus 3. Abductor pollicis longus 4. Extensor pollicis brevis
60
Extension of fingers
l. Extensor digitorum 2. Extensor indices (second 3. Extensor digiti minimi
61
Flexion of fingers
l. Flexor digitorum profundus 2. Flexor digitorum superficialis 3. Lumbricals
62
Abduction of fingers (with fingers extended)
l. Dorsal interossei | 2. Abductor digiti minimi
63
Adduction of fingers (with fingers extended)
l. Palmar interossei
64
Extension of thumb
l. Extensor pollicis longus 2. Extensor pollicis brevis 3. Abductor pollicis longus
65
Flexion of thumb
l. Flexor pollicis brevis 2. Flexor pollicis longus 3. Opponens pollicis
66
Abduction of thumb
1. Abductor pollicis longus | 2. Abductor pollicis brevis
67
Adduction of thumb
1. Adductor pollicis
68
Opposition of thumb and little finger
1. Opponens pollicis 2. Flexor pollicis brevis 3. Abductor pollicis brevis 4. Opponens digiti minimi
69
Flexion of thoracic spine
1. Rectus abdominis 2. External abdominal oblique (both sides acting together) 3. Internal abdominal oblique (both sides acting together)
70
Extension of thoracic spine
1. Spinalis thoracis 2. Iliocostalis thoracis (both sides acting together) 3. Longissimus thoracis (both sides acting together) 4. Semispinalis thoracis (both sides acting together) 5. Multifidus (both sides acting together) 6. Rotatores (both sides acting together) 7. Interspinalis
71
Rotation and side flexion of thoracic spine
1. Iliocostalis thoracis (to same side) 2. Longissimus thoracis (to same side) 3. Intertransverse (to same side) 4. Internal abdominal oblique (to same side) 5. Semispinalis thoracis (to opposite side) 6. Multifidus (to opposite side) 7. Rotatores (to opposite side) 8. External abdominal oblique (to opposite side) 9. Transverse abdominis (to opposite side)
72
Elevation of ribs
1. Scalenus anterior (1st rib) 2. Scalenus medius (1st rib) 3. Scalenus posterior (2nd rib) 4. Serratus posterior superior (2nd to 5th ribs) 5. Iliocostalis cervicis (1st to 6th rib) 6. Levatores costarum (all ribs) 7. Pectoralis major (if arm fixed) 8. Serratus anterior (lower ribs if scapula fixed) 9. Pectoralis minor (2nd to 5th ribs if scapula fixed) 10. Sternocleidomastoid (if head fixed)
73
Depression of ribs
1. Serratus posterior inferior (lower 4 ribs) 2. Iliocostalis lumborum (lower 6 ribs) 3. Longissimus thoracis 4. Rectus abdominis 5. External abdominal oblique (lower 5 to 6 ribs) 6. Internal abdominal oblique (lower 5 to 6 ribs) 7. Transverse abdominal (all acting to depress lower ribs) 8. Quadratus lumborum (12th rib) 9. Transverse thoracis
74
Approximation of ribs
1. Iliocostalis thoracis 2. Intercostals (internal and external) 3. Diaphragm
75
Inspiration
1. External intercostals 2. Transverse thoracis (sternocostalis) 3. Diaphragm 4. Sternocleidomastoid 5. Scalenus anterior 6. Scalenus medius 7. Scalenus posterior 8. Pectoralis major 10. Serratus anterior 11. Latissimus dorsi 12. Serratus posterior superior 13. Iliocostalis thoracis
76
Expiration
1. Internal intercostals 2. Rectus abdominis 3. External abdominal oblique 4. Internal abdominal oblique 5. Iliocostalis lumborum 6. Longissimus 7. Serratus posterior inferior 8. Quadratus lumborum
77
Forward flexion of spine
l. Psoas major 2. Rectus abdominis 3. External abdominal oblique 4. Internal abdominal oblique 5. Transversus abdominis 6. Intertransversarii
78
Extension of spine
l. Latissimus dorsi 2. Erector spinae (iliocostalis lumborum, longissimus thoracis) 3. Transversospinalis 4. Interspinales 5. Quadratus lumborum 6. Multifidus 7. Rotatores 8. Gluteus maximus
79
Side flexion
l. Latissimus dorsi 2. Erector spinae (iliocostalis lumborum, longissimus thoracis) 3. Transversalis 4. Intertransversarii 5. Quadratus lumborum 6. Psoas major 7. External abdominal oblique
80
Rotation *'Very little rotation occurs in the lumbar spine because of the shape of the facet joints. Any rotation would be a result of shearing movement.
l. Transversalis 2. Rotatores 3. Multifidus
Myology
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