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Muscle Actions & Origins/Insertions > Muscle Actions > Flashcards

Muscle Actions Flashcards

1
Q

Trapezius (upper, middle, lower)

A

Elevation, depression, upward rotation (assists retraction)

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2
Q

Levator scapulae

A

Elevation

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3
Q

Latissimus Dorsi

A

Agonists - Shoulder Ext & Add

Assists - Medial rotation & hor abd

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4
Q

Infraspinatus/Teres Minor

A

External Rotation

Assists horizontal abduction

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5
Q

Subscapularis

A

Medial rotation

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6
Q

Teres major

A

Shoulder ext, add, medial rotation and horizontal abduction

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7
Q

Pectoralis major

A

Agonist: Shoulder adduction, horizontal adduction. Assists medial rotation & flexion

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8
Q

Gluteus Maximus, medius & minimus

A

Glute max: hip extension, abduction & lat rot
Glute med/min - hip abduction & medial rotation

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9
Q

Tensor Fascia Latae

A

Assists Flexion, abduction & medial rotation

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10
Q

Biceps brachii

A

Elbow flexion,

Glenohumeral joint - flexion, adduction, hor add, hor abd

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11
Q

Triceps Brachii

A

Elbow extension

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12
Q

Brachialis

A

Elbow flexion

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13
Q

Deltoid

A

Shoulder flex, ext, abd, horizontal abduction

Assists - hor add, med/lat rot

*everything but adduction

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14
Q

Rhomboids

A

Shoulder retraction

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15
Q

Iliacus & Psoas Major

A

Hip flexion

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16
Q

Rectus femoris

A

Knee extension
Hip flexion

17
Q

Vastus lateralis, intermedius, medialis

18
Q

Fibularis group (peroneals)

A

Eversion and assists plantarflexion

19
Q

Hamstrings

A

Knee Flexion
Hip Extension

20
Q

Adductors

A

Flexion, adduction and medial rotation

21
Q

Gastrocnemius

A

Ankle & foot plantarflexion

22
Q

Soleus

A

Ankle/foot plantarflexion

23
Q

Tibialis anterior

A

Ankle/foot dorsiflexion

24
Q

Tibialis posterior

Muscle Actions & Origins/Insertions (4 decks)

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