Chapter 3B (Movement of Glenohumeral Joint) Flashcards

1
Q

Flexion

A

Prime mover: Pectoralis major; deltoid

Synergist: Coracobrachialis

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2
Q

Extension

A

Prime mover: Deltoid

Synergist: Teres major; latissimus dorsi; long head of triceps brachii

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3
Q

Abduction

A

Prime mover: Deltoid

Synergist: Supraspinatus

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4
Q

Adduction

A

Prime mover: Pectoralis major; latissimus dorsi

Synergist: teres major; long head of triceps

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5
Q

Medial rotation

A

Prime mover: Subscapularis

Synergist: Pectoralis major, deltoid, latissimus dorsi, teres major

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6
Q

Lateral rotation

A

Prime mover: Infraspinatus

Synergist: Teres minor; deltoid

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7
Q

Tensors of articular capsule

A

Prime mover: Subscapularis; infraspinatus

Synergist: Supraspinatus; teres minor

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8
Q

Resisting downward dislocation

A

Prime mover: Deltoid

Synergist: Long head of triceps brachii; coracobrachiialis; short head of biceps brachii

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