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PHTH 557: Clinical Experience 1 > Shoulder OIIA's > Flashcards

Shoulder OIIA's Flashcards

1
Q

Origin: Trapezius

A

-Superior nuchal line
-Occipital protuberance
-Spinous processes of C7-T12

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2
Q

Insertion: Trapezius

A

-Clavicle
-Acromion
-Spine of scapula

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3
Q

Innervation: Trapezius

A

Accessory nerve (CN11)

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4
Q

Action: Trapezius

A

-Upper: elevates scapula
-Middle: retracts scapula
-Lower: depresses scapula

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5
Q

Origin: Deltoid

A

-Inferior spine of scapula
-Lateral margins of acromion
-Anterior border of lateral clavicle

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6
Q

Insertion: Deltoid

A

Deltoid tuberosity of humerus

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7
Q

Innervation: Deltoid

A

Axillary nerve (C5, C6)

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8
Q

Action: Deltoid

A

-Anterior: flexes and medially rotates arm
-Middle: abducts arm
-Posterior: extends and laterally rotates arm

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9
Q

Origin: Levator scapulae

A

Transverse processes of C1-C4 vertebrae

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10
Q

Insertion: Levator scapulae

A

Superior angle of scapula

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11
Q

Innervation: Levator scapulae

A

Dorsal scapular (C5) and cervical C3 & C4 nerves

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12
Q

Action: Levator scapulae

A

Elevates scapula and tilts the glenoid cavity inferiorly by rotating the scapula

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13
Q

Origin: Rhomboid major

A

Spinous processes of T2-T5

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14
Q

Insertion: Rhomboid major

A

Medial border of scapula below scapular spine

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15
Q

Innervation: Rhomboid major

A

Dorsal scapular nerve (C4, C5)

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16
Q

Action: Rhomboid major

A

Retract scapula and rotate it to depress glenoid cavity, fix scapula to thoracic wall

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17
Q

Origin: Rhomboid minor

A

Spinous processes of C7 and T1

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18
Q

Insertion: Rhomboid minor

A

Medial border of scapula above scapular spine

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19
Q

Innervation: Rhomboid minor

A

Dorsal scapular nerve (C4, C5)

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20
Q

Action: Rhomboid minor

A

Retract scapula and rotate it to depress glenoid cavity, fix scapula to thoracic wall

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21
Q

Origin: Supraspinatus

A

Supraspinatus fossa of scapula

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22
Q

Insertion: Supraspinatus

A

Greater tubercle of humerus

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23
Q

Innervation: Supraspinatus

A

Suprascapular nerve (C5, C6)

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24
Q

Action: Supraspinatus

A

Initiates arm abduction

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25
Q

Origin: Infraspinatus

A

Infraspinatus fossa of scapula

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26
Q

Insertion: Infraspinatus

A

Greater tubercle of humerus

27
Q

Innervation: Infraspinatus

A

Suprascapular nerve (C5, C6)

28
Q

Action: Infraspinatus

A

Externally rotates arm

29
Q

Origin: Teres minor

A

Lateral border of scapula

30
Q

Insertion: Teres minor

A

Greater tubercle of humerus

31
Q

Innervation: Teres minor

A

Axillary nerve (C5, C6)

32
Q

Action: Teres minor

A

Externally rotates arm

33
Q

Origin: Teres major

A

Inferior angle of scapula

34
Q

Insertion: Teres major

A

Intertubercular groove of humerus

35
Q

Innervation: Teres major

A

Lower subscapular nerve (C5, C6)

36
Q

Action: Teres major

A

-Extension
-Adduction
-Internal rotation

37
Q

Origin: Pectoralis major

A

-Clavicular head: anterior surface of clavicle
-Sternocostal head: anterior surface of sternum, first 7 costal cartilages

38
Q

Insertion: Pectoralis major

A

Lateral lip of intertubercular sulcus of humerus

39
Q

Innervation: Pectoralis major

A

-Clavicular head: medial and lateral pectoral nerves (C5, C6)
-Sternocostal head: C7 to T1 spinal nerves

40
Q

Action: Pectoralis major

A

-Flexion of arm
-Adduction of arm
-Internal rotation of arm

41
Q

Origin: Subclavius

A

First rib and its costal cartilage

42
Q

Insertion: Subclavius

A

Middle one-third of clavicle

43
Q

Innervation: Subclavius

A

Nerve to subclavius (C5, C6)

44
Q

Action: Subclavius

A

Depresses clavicle down and forward

45
Q

Origin: Pectoralis minor

A

Ribs 3-5

46
Q

Insertion: Pectoralis minor

A

Coracoid process of scapula

47
Q

Innervation: Pectoralis minor

A

Medial pectoral nerve (C8-T1)

48
Q

Action: Pectoralis minor

A

Elevates the ribs and draws the scapula down and medially

49
Q

Origin: Serratus anterior

A

Ribs 1-9

50
Q

Insertion: Serratus anterior

A

Costal surface of medial border of scapula

51
Q

Innervation: Serratus anterior

A

Long thoracic nerve (C5-C7)

52
Q

Action: Serratus anterior

A

-Protraction and rotation of the scapula
-Keeps scapula pressed against the thoracic cage

53
Q

Origin: Subscapularis

A

Subscapular fossa

54
Q

Insertion: Subscapularis

A

Lesser tubercle of humerus

55
Q

Innervation: Subscapularis

A

Upper and lower subscapular nerves (C5 & C6)

56
Q

Action: Subscapularis

A

Internally rotates and adducts arm

57
Q

Origin: Latissimus dorsi

A

-Spinous processes of T7-L1
-Thoracolumbar fascia
-Iliac crest
-Inferior 3-4 ribs

58
Q

Insertion: Latissimus dorsi

A

-Intertubercular groove of humerus
-Inferior angle of the scapula

59
Q

Innervation: Latissimus dorsi

A

Thoracodorsal nerve (C6-C8)

60
Q

Action: Latissimus dorsi

A

Adducts, extends, and internally rotates arm

61
Q

Origin: Coracobrachialis

A

Coracoid process

62
Q

Insertion: Coracobrachialis

A

Mid-shaft of humerus on antero-medial surface

63
Q

Innervation: Coracobrachialis

A

Musculocutaneous nerve (C5-C7)

64
Q

Action: Coracobrachialis

A

Adduction and flexion of arm

PHTH 557: Clinical Experience 1 (5 decks)

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