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Anatomy 1 Final > Gross - Scapular and Pectoral Regions > Flashcards

Gross - Scapular and Pectoral Regions Flashcards

1
Q

These ligaments helps stabilize the joints between the scapula and clavicle

A

Acromioclavicular ligament

Coracoclavicular ligament

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2
Q

The coracoclavicular ligament is comprised of these two ligament

A

Trapezoid ligament

Conoid ligament

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3
Q

The sternoclavicular joint is this type of joint

A

Synovial

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4
Q

Joint between the scapula and humerus

A

Glenohumeral joint

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5
Q

Outpocketing of the synovial membrane outside the joint capsule

A

Bursa

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6
Q

What is the function of the bursa

A

To protect the pathway of the tendon

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7
Q

Long head of the biceps brachii runs in this area

A

Bicipital groove of the humerus

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8
Q

Most consistant bursa of the glenohumeral joint

A

Subtendinous bursa of the subscapularis

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9
Q

Rotator cuff muscles

A

Supraspinatus m.
Infraspinatus m.
Teres minor m.
Subscapularis m.

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10
Q

Action of the Deltiod m

A

Abduct humerus - primary

Flex, extend and rotate humerus - secondary

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11
Q

Innervation of the Deltoid m.

A

Auxillary n

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12
Q

Vessels that supply the Deltoid m.

A

Posterior Circumflex Humeral vessels

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13
Q

Action of the Teres Major m.

A

Medially rotate and extend humerus

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14
Q

Innervation of the Teres major m.

A

Lower subscapular n.

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15
Q

Vessels that suply the Teres major m.

A

Subscapular vessels

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16
Q

Action o the Supraspinatus m.

A

Initiates abduction of the humerous

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17
Q

Innervation of the Supraspinatus m.

A

Suprascapular n.

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18
Q

Vessels that supply the Supraspinatus m.

A

Dorsal scapular vessels

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19
Q

Action of the Infraspinatus m.

A

Laterally rotate the humerus

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20
Q

Innervation of the Infraspinatus m.

A

Suprascapular n.

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21
Q

Vessels that supply the Infraspinatus m.

A

Subscapular vessels

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22
Q

Action of the Teres minor m.

A

Lateral rotation of humerus

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23
Q

Innervation of the Teres minor m.

A

Auxillary n.

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24
Q

Vessels that supply the Teres minor m.

A

Subscapular vessels

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25
Q

Action of the Subscapularis m.

A

Medial rotation of the humerus

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26
Q

Innervation of the Subscapularis m.

A

Upper and lower subscapular nn.

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27
Q

Vessels that supply the Subscapularis m.

A

Subscapular vessels

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28
Q

This provides outer muscular support of the shoulder region

A

Deltoid m.

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29
Q

This provides inner muscular support to the shoulder region

A

Rotator cuff muscles

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30
Q

Membraneous sac containing luricating synovial fluid

A

Bursa

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31
Q

This bursa can become continuous with the joint capsule due to atrition of the supraspinatus tendon

A

Subacromial bursa

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32
Q

Superior border of the quadrangular space

A

Teres minor m.

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33
Q

Inferior border of the quadrangular space

A

Teres major m.

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34
Q

Medial border of the quadrangular space

A

Long head of the triceps brachii

35
Q

Lateral border of the quadrangular space

A

Humerus

36
Q

These are found in the quadrangular space

A

Auxillary n. and Posterior Circumlex Humeral vessels

37
Q

Superior border of the triangular space

A

Teres minor m.

38
Q

Inferior border of the triangular space

A

Teres major m.

39
Q

Lateral border of the triangular space

A

Long head of the triceps brachii

40
Q

This is found in the triangular space

A

Circumlex scapular vessels

41
Q

Superior border of the triangular interval

A

Teres major m.

42
Q

Medial border o the triangular interval

A

Long head of the triceps brachii

43
Q

Lateral border of the triangular interval

A

Lateral head of the triceps brachii

44
Q

These are ound in the trianglar interval

A

Radial n. and Deep brachial a.

45
Q

The suprascapular nerve runs here

A

Under the superior transverse scapular ligament through the suprascapular notch

46
Q

The suprascapular artery runs here

A

Over the superior transverse scapular ligamnet through the subscapular notch

47
Q

The dorsal scapular n. and deep transverse cervical a. run together here

A

Medial border of the scapula

48
Q

Nerve that supplies the levator scapulae and rhomboid muscles

A

Dorsal scapular n.

49
Q

Artery that supplies the levatro scapulae and rhomboid mm.

A

Transverse cervical a.

50
Q

What artery supplies the trapezius m.?

A

Transverse Cervical a.

51
Q

The transverse cervical a. is a branch of this

A

Thyrocervical trunk

52
Q

Nerve that supplies the trapezius m.

A

Accessory n.

53
Q

Nerve that supplies the the subscapularis m.

A

Upper subscapular n.

54
Q

Nerve that supplies the Teres major m.

A

Lower subscapular n.

55
Q

The subscapular nerve is a branch of this artery

A

Axillary a.

56
Q

The subscapular a split into these two branches

A

Thoracodorsal a. and circumplex scapular a.

57
Q

Branches of the subclavian a.

A

Thyrocervical trunk
Transverse cervical a.
Suprascapular a.
Dorsal scapular a.

58
Q

Extensive collateral circulation o the scapular region ensures this

A

Adequate blood supply to the upper limb

59
Q

Ligation between these two areas allows for blood to low to the upper limb

A

Thyrocervical trunk and subscapular a.

60
Q

Pectoralis major is divided into these two heads

A

Clavicular and sternocostal heads

61
Q

Pectoralis minor is completely enveloped in this

A

Clavipectoral fascia

62
Q

Action of pectoralis major m.

A

Adduct and medially rotate humerus

63
Q

Innervation of pectoralis major

A

Medial and laterla pectoral nn.

64
Q

Vessels that supply pectoralis major m. and pectoralis minor m.

A

Thoracoacrominal vessels

65
Q

Action of pectoralis minor m.

A

Protract scapula

66
Q

Innervation o pectoralis minor m.

A

Medial pectoral m.

67
Q

Artery that runs with the long thoracic n.

A

Lateral thoracic a.

68
Q

The lateral thoracic a. is a branch of this artery

A

Axillary a.

69
Q

What does the lateral thoracic a. supply?

A

Lateral thorax, lateral pec region, lateral breast

70
Q

The internal thoracic is a branch of this artery

A

Subclavian a.

71
Q

What does the internal thoracic a. supply?

A

Anteriot thorax, medial pec. region, medial breast

72
Q

The thoracoacromial a. is a branch of this artery

A

Axillary a.

73
Q

$ branches of the thoracoacromial a.

A

Acromial a.
Clavicular a.
Pectoral a.
Deltoid a.

74
Q

Perorating branches of this artery come through the intercostal spaces

A

Internal thoracic a.

75
Q

Medial pectoral nerve serves these

A

Pectoralis major and minor mm.

76
Q

What nerve serves only the pectoralis major

A

Lateral Pectoral nerve

77
Q

Nerve that runs withthe lateral thoracic a.

A

Long thoracic n.

78
Q

Cutaneous nerves of the pectoralis region arise from these vertebrae

A

T1-T6

79
Q

Medial pectoral nerve is a branch of this

A

Medial cord of brachial plexus

80
Q

Medial pectoral nerve is derived from the rami of these vertebrae

A

C8-T1

81
Q

Laterla pectoral nerve is a branch of this

A

Lateral cord of the brachial plexus

82
Q

Lateral pectoral merve is derives from the rami of these vertebrae

A

C5-C7

83
Q

Long thoracic nerve is derived from here

A

Ventral rami of C5-C7

84
Q

Damage to this nerve can happen during masectomy

A

Long thoracic n.

Anatomy 1 Final (13 decks)

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