Muscles and movements Flashcards

(30 cards)

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
Triceps Brachii all heads
Extension of the elbow
26
Triceps brachii long head
Extension of Shoulder joint | Adduction of shoulder joint Horizontal abduction
27
Anconeus Muscle
Extension of the elbow
28
Pronator Teres
Pronation of forearm | Weak flexion of elbow
29
Pronator Quaratus
Pronation of forearm
30
Supinator muscle
Supination of forearm