Glenohumeral joint Flashcards

1
Q

What are the prime movers for flexion?

A

Pectoralis major

Deltoid

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2
Q

What is the synergist of flexion?

A

Coracobrachialis

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3
Q

What is the prime mover for extension?

A

Deltoid

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4
Q

What are the synergists for extension?

A

Teres major
Latissimus dorsi
Long head of triceps brachii

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5
Q

What is the prime mover for abduction?

A

Deltoid

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6
Q

What is the synergist for abduction?

A

Supraspinatus

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7
Q

What are the prime movers for adduction?

A

Pectoralis major

Latissimus dorsi

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8
Q

What are the synergists for adduction?

A

Teres major

Long head of triceps brachii

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9
Q

What is the prime mover for medial rotation?

A

Subscapularis

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10
Q

What are the synergists for medial rotation?

A

Pectoralis major
Deltoid
Latissimus dorsi
Teres major

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11
Q

What is the prime mover for lateral rotation?

A

Infraspinatus

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12
Q

What are the synergists for lateral rotation?

A

Teres minor

Deltoid

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13
Q

What are the prime movers for tensors of articular capsule?

A

Subscapularis

Infraspinatus

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14
Q

What are the synergists for tensors of articular capsule?

A

Supraspinatus

Teres minor

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15
Q

What is the prime mover for resisting downward dislocation?

A

Deltoid

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16
Q

What is the synergists for resisting downward dislocation?

A

Long head of triceps brachii
Coracobrachialis
Short head of biceps brachii