Muscles and movements Flashcards

1
Q

Trapezius upper fibers

A

elevation of scapula

extension of head

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2
Q

Trapezius middle fibers

A

elevation
upward rotation
adduction

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3
Q

Trapezius lower fibers

A

depression
adduction
upward rotation

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4
Q

Levator Scapulae

A

Elevates the medial margin of the scapula

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5
Q

Rhomboid (Major and minor)

A

Adduction (retraction
Downward rotation
Elevation

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6
Q

Serratus anterior

A

Abduction (protraction)

Upward Rotation

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7
Q

Pectoralis minor

A

Abduction (protraction)
Downward rotation
Depression

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8
Q

Subclavius

A

Depression

Stabilization & protection of SC joint

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9
Q

Deltoid Anterior fibers

A

Abduction
Flexion
Horizontal Adduction
Internal Rotation

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10
Q

Deltoid Middle Fibers

A

Abduction

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11
Q

Deltoid Posterior Fibers

A

Abduction
Extension
Horizontal Abduction
External Rotation

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12
Q

Pectoralis Major Upper Fibers

A
Internal Rotation
Horizontal Adduction
Flexion
Abduction
Adduction
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13
Q

Pectoralis Major Lower Fibers

A

Internal Rotation
Horizontal Adduction
Extension
Adduction

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14
Q

Latissimus Dorsi Muscles

A

Adduction Extension

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15
Q

Internal Rotation

A

Horizontal Abduction

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16
Q

Coracobrachialis

A

Flexion
Adduction
Horizontal Adduction

17
Q

Subscapularis

A

Internal Rotation
Adduction
Extension
Stabilization of humeral head in glenoid fossa

18
Q

Supraspinatus

A

Abduction

Stabilization of humeral head in glenoid fossa

19
Q

Infraspinatus

A

External Rotation
Horizontal Abduction
Extension
Stabilization of humeral head in glenoid fossa

20
Q

Teres Minor

A

External Rotation
Horizontal Abduction
Extension
Stabilization of humeral head in glenoid fossa

21
Q

Teres Major

A

Extension
Internal Rotation
Adduction

22
Q

Biceps Brachii

A

Flexion of the elbow
Supination of the forearm
Weak flexion of shoulder joint
Weak adduction of shoulder joint when abducted

23
Q

Brachialis muscle

A

True flexion of the elbow

24
Q

Brachioradialis

A

Flexion of elbow
Pronation from supinated position to neutral
Supination from pronated position to neutral

25
Q

Triceps Brachii all heads

A

Extension of the elbow

26
Q

Triceps brachii long head

A

Extension of Shoulder joint

Adduction of shoulder joint Horizontal abduction

27
Q

Anconeus Muscle

A

Extension of the elbow

28
Q

Pronator Teres

A

Pronation of forearm

Weak flexion of elbow

29
Q

Pronator Quaratus

A

Pronation of forearm

30
Q

Supinator muscle

A

Supination of forearm