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Applied Anatomy > Muscle Actions > Flashcards

Muscle Actions Flashcards

1
Q

Upward Rotation

A
  • Upper Trapezius
  • Middle Trapezius
  • Lower Trapezius
  • Serratus Anterior
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2
Q

Downward Rotation

A
  • Rhomboids
  • Levator Scapulae
  • Pectoralis Minor
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3
Q

Retraction

A
  • Middle Trapezius
  • Lower Trapezius
  • Rhomboids
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4
Q

Protraction

A
  • Serratus Anterior
  • Pectoralis Minor
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5
Q

Depression

A
  • Lower Trapezius
  • Pectoralis Minor
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6
Q

Elevation

A
  • Upper Trapezius
  • Middle Trapezius
  • Rhomboids (weak, happens while adduction)
  • Levator Scapulae
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7
Q

Abduction (arm)

A
  • Pectoralis Major UF (past 90 degrees, UF helping abduct further)
  • Anterior Deltoid
  • Middle Deltoid
  • Posterior Deltoid
  • Supraspinatus
  • Biceps LH
  • Biceps SH
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8
Q

Adduction (arm)

A
  • Pectoralis Major UF (90 to neutral)
  • Pectoralis Major LF (90 to neutral)
  • Subscapularis
  • Coracobrachialis
  • Latissimus Dorsi
  • Tres Major
  • Triceps LH
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9
Q

Flexion (arm)

A
  • Pectoralis Major UF
  • Anterior Deltoid
  • Coracobrachialis
  • Biceps LH (weak)
  • Biceps SH (weak)
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10
Q

Extension (arm)

A
  • Pectoralis Major LF (Flexed to neutral)
  • Posterior Deltoid
  • Infraspinatus
  • Teres Minor
  • Subscapularis
  • Latissimus Dorsi
  • Teres Major
  • Triceps LH
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11
Q

Horizonatal Abduction

A
  • Middle Deltoid
  • Posterior Deltoid
  • Infraspinatus
  • Teres minor
  • Latissimus Dorsi
  • Triceps LH
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12
Q

Horizontal Adduction

A
  • Pectoralis major UF
  • Pectoralis Major LF
  • Anterior Deltoid
  • Coracobrachialis
  • Biceps LH (weak)
  • Biceps SH (weak)
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13
Q

Diagonal Adduction

A
  • Pectoralis Major UF
  • Pectoralis Major LF
  • Anterior Deltoid
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14
Q

Internal Rotation (arm)

A
  • Pec major UF
  • Pec major LF
  • Anterior Deltoid
  • Subscapularis
  • latissimus dorsi
  • Teres major
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15
Q

External rotation (arm)

A
  • posterior deltoid
  • infraspinatus
  • teres minor
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16
Q

Flexion (elbow)

A
  • Biceps LH
  • Biceps SH
  • Brachialis (isolated pronated)
  • Brachioradialis (isolated neutral)
  • pronator teres (weak)
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17
Q

Extension (elbow)

A
  • triceps LH
  • triceps MH
  • triceps Lat H
  • anconeus
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18
Q

Pronation (elbow/wrist)

A
  • brachioradialis (fully supinated to neutral)
  • pronator teres
  • pronator quadratus
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19
Q

Supination (elbow/wrist)

A
  • biceps LH
  • biceps SH
  • brachioradialis (pronated to neutral)
  • supinator
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20
Q

Lumbar Flexion

A
  • rectus abdominis
  • internal oblique
  • external oblique
  • psoas major
  • psoas minor
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21
Q

Lumbar Extension

A
  • Illiocostalis
  • Longissimus
  • Spinalis
  • Quadratus Lumborum
22
Q

Lumbar Lateral Flexion

A
  • illiocostalis (ipsilateral)
  • longissimus (ipsilateral)
  • spinalis (ispsilateral)
  • rectus abdominis ( weak ipsilateral)
  • Internal Oblique
  • External oblique
  • Quadratus Lumborum (ipsilateral)
  • Psoas major
  • Psoas minor
23
Q

Lumbar contralateral rotation

A
  • external oblique
24
Q

lumbar ipsilateral rotation

A
  • Illiocostalis
  • Longissimus
  • Spinalis
  • internal oblique
25
anterior pelvic tilt (trunk)
- Illiocostalis - Longissimus - Spinalis - quadratus lumborum - psoas major - psoas minor
26
cervical flexion
- sternocleidomastoid
27
cervical extension
- Illiocostalis - Longissimus - Spinalis - splenius cervicis - splenius capitis - upper trapezius
28
cervical contralateral rotation
- SCM - upper traps
29
cervical ipsilateral rotation
- Illiocostalis - Longissimus - Spinalis - splenius cervicis - splenius capitis
30
cervical lateral flexion
- Iliocostalis - Longissimus - Spinalis (cervicis/capitis fibers) - Sternocleidomastoid - Splenius cervicis - Splenius capitis
31
capital extension
- Longissimus (capitis fibers) - Spinalis (capitis fibers) - Sternocleidomastoid - Splenius capitis - Upper Trapezius (bilateral contraction)
32
posterior pelvic tilt (trunk)
- rectus abdominis - internal oblique - external oblique
33
lateral pelvic contralateral rotation
- Iliocostalis - Longissimus - Spinalis - Internal oblique - External oblique - Quadratus lumborum
34
flexion (hip)
- gluteus medius (anterior fibers) - gluteus minimus - psoas major - psoas minor - illiacus - pectineus - rectus femoris - sartorious - tensor fascia latae - adductor longus (weak) - adductor brevis (weak) - gracilis (weak)
35
extension (hip)
- gluteus maximus - gluteus medius (posterior fibers) - biceps femoris - semitendinosus - semimembranosus - adductor magnus
36
anterior pelvic tilt
- gluteus medius (anterior fibers) - gluteus minimus - psoas major - psoas minor - pectineus - rectus femoris - iliacus - sartorious - tensor fascia latae - adductor longus (weak) - adductor brevis (weak)
37
posterior pelvic tilt
- gluteus maximus - gluteus medius (posterior fibers) - biceps femoris - semitendinosus - semimembranosus
38
hip adduction
- gluteus maximus (lower fibers) - pectineus - adductor magnus - adductor longus - adductor brevis - gracilis
39
40
hip abduction
- gluteus maximus (upper fibers) - gluteus medius - gluteus minimus - sartorious - tensor fascia latae
41
hip internal rotation
- gluteus medius (anterior fibers) - gluteus minimus (as femur abducts) - semitendinosus - semimembranosus - gracillis
42
hip external rotation
- gluteus maximus - gluteus medius (posterior fibers) - psoas major - pectineus - iliacus - sartorious (as it flexes the hip and knee) - biceps femoris - adductor magnus - adducotr longus - adductor brevis (all while adduction occurs) 6 deep rotators - piriformis - obturator externus, - obturator internus - gemellus superior - gemellus inferior - qudaratus femoris
43
knee flexion
- biceps femoris - semi tendinosus - semimembranosus - sartorius - gracilis - popliteus - gastorcnemius
44
knee extension
- rectus femoris - vastus lateralis - vastus intermedius - vastus medialis
45
internal rotation (knee)
- semitendinosus (when knee is flexed) - semimembranosus (when knee is flexed) - popliteus (as knee flexes) - sarotrious (weak) - gracilis (weak)
46
knee external rotation
- biceps femoris (when knee is flexed)
47
ankle plantar flexion
- gastrocnemius - soleus - plantaris - posterior tibialis - flexor digitorum longus - flexor hallucis longus - peroneus brevis - peroneus longus
48
ankle dorsiflexion
- peroneus tertius - anterior tibialis - extensor digitorum longus - extensor hallucis longus
49
ankle inversion
- posterior tibialis - flexor digitorum longus - flexor hallucis longus - anterior tibialis, extensor - hallucis longus (weak)
50
ankle eversion
- peroneus brevis - peroneus longus - peroneus tertius - extensor digitorum longus

Applied Anatomy (1 decks)

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