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Rad. positioning > chapter 6 Shoulder > Flashcards

chapter 6 Shoulder Flashcards

1
Q

what 2 bones form the shoulder girdle?

A

Clavicle
Scapula

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2
Q

The girdle is completed in the front by the ______.

A

Sternum

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3
Q

The sternum articulates with the _____ end of the ______.

A

Medial
Clavicle

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4
Q

The _____ forms the anterior part of the shoulder girdle?

A

Clavicle

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5
Q

The clavicle is classified as a ____ bone.

A

Long

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6
Q

The ______ lies in a horizontal oblique plane just above the first rib.

A

Clavicle

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7
Q

The lateral aspect of the clavicle is termed the ________ extremity.

A

Acromial

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8
Q

The acromial extremity articulates with the ______ of the ______.

A

Acromion
Scapula

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9
Q

The medial aspect of the clavicle is called the _____ extremity.

A

sternal

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10
Q

The sternal extremity articulates with the _______ of the _______ and the first ______ ________.

A

Manubrium
sternum
costal cartilage

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11
Q

The clavicle is _______ curved for strength.

A

Doubly

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12
Q

The clavicle serves as a fulcrum for the movement of the _____.

A

Arm

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13
Q

What bone forms the posterior part of the shoulder girdle?

A

Scapula

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14
Q

The scapula is classified as a ____ bone.

A

Flat

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15
Q

The scapula has ___ surfaces, ___ borders, and ___ angles.

A

2
3
3

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16
Q

The _____ border of the scapula runs parallel with the vertebral column.

A

Medial

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17
Q

The body of the scapula is arched from top to bottom for

A

greater strength

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18
Q

The ______ surface of the scapula is slightly concave and contains the subscapular fossa.

A

Costal (anterior)

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19
Q

The _____ surface is divided into two portions by a prominent spinous process.

A

Dorsal (posterior)

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20
Q

The _______ border extends from the superior angle to the coracoid process.

A

Superior

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21
Q

The superior borders lateral end has a deep depression called the _____ ____.

A

Scapular Notch

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22
Q

The medial border extends from the ____ to the ____ angles.

A

Superior
Inferior

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23
Q

The lateral border extends from the _____ cavity to the _____ angle.

A

Glenoid
Inferior

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24
Q

The ______ angle is formed by the junction of the superior and medial borders.

A

Superior

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25
Q

The ____ angle is formed by the junction of the medial (vertebral) and lateral borders and lies over the 7th rib.

A

Inferior

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26
Q

What is the thickest part of the body of the scapula?

A

Lateral angle

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27
Q

The lateral angle ends in a shallow oval depression called the

A

Glenoid cavity

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28
Q

what are 4 common positioning landmarks for the shoulder?

A

Acromion
Coracoid Process
Superior Angle
Inferior Angle

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29
Q

The _____ tubercle is situated on the anterior surface of the humerus, immediately below the anatomic neck.

A

Lesser

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30
Q

The ______ tubercle is located on the lateral surface of the Humerus.

A

Greater

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31
Q

The Lesser and Greater tubercles are separated by a deep depression called the

A

Intertubercular Groove

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32
Q

______ are small, synovial fluid-filled sacs the relieve pressure and reduce friction in tissue.

A

Bursae

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33
Q

One of the largest Bursae of the shoulder is the

A

Subacromial bursae

34
Q

The shoulder joint is a ____ and ____ joint.

A

Ball and socket

35
Q

The 3 borders of the Scapula are the

A

Superior
Medial
Lateral

36
Q

The medial border of the scapula runs parallel with the

A

Vertebral column

37
Q

The _________ articulation is between the glenoid cavity and the head of the humerus.

A

Scapulohumeral

38
Q

The scapulohumeral articulation forms a _______ _____-___-______ joint allowing movement in all directions.

A

Synovial Ball and Socket

39
Q

What type of joint is the AC articulation?

A

Synovial Gliding

40
Q

The ________ articulation is between the acromion of the scapula and the acromial extremity of the clavicle.

A

Acromioclavicular (AC)

41
Q

The _______ articulation is formed by the sternal extremity of the clavicle with two bones: the Manubrium and the first rib cartilage.

A

Sternoclavicular (SC)

42
Q

What type of joint is the SC articulation?

A

double gliding joint

43
Q

What are the normal views on an AP shoulder projection?

A

External
Neutral
Internal

44
Q

The recommended exposure field for the AP shoulder joint is

A

10x12in

45
Q

For an AP shoulder the IR should be centered

A

1in inferior to the coracoid process

46
Q

Respiration for AP shoulder projections is

A

Suspend

47
Q

for external rotation on an AP shoulder, the hands are

A

supinated

48
Q

for external rotation on an AP shoulder, the epicondyles are ____ with the plane of the IR.

A

Parallel

49
Q

for the neutral rotation of the AP shoulder, the hands are

A

resting with palm against the thigh

50
Q

For the neutral rotation of the AP shoulder, the epicondyles are

A

at angle of approx. 45 degrees with the plane of the IR

51
Q

For internal rotation of the AP shoulder, how are the hands?

A

resting on the back side on the hips

52
Q

what type of joints are your shoulder joints?

A

Synovial and freely moveable

53
Q

What bone is normally fractured in the humerus?

A

Surgical neck

54
Q

For AP shoulder, we use crosswise to see more

A

clavicle

55
Q

for AP shoulder, we use lengthwise to see more

A

Humerus

56
Q

For external rotation AP shoulder, we should be able to see the ______ tubercle of the humerus and the site of insertion of the ______ tendon.

A

Greater
Supraspinatus

57
Q

For neutral rotation AP shoulder, the _____ part of the supraspinatus insert should be seen.

A

Posterior

58
Q

For internal rotation AP shoulder, the proximal _______ is seen in true lateral position.

A

Humerus

59
Q

What bone is in profile on the external rotation projection?

A

Humeral head
Greater Tubercle on lateral side of humerus

60
Q

the ________ is in partial profile for the neutral rotation projection.

A

Humeral head

61
Q

On internal rotation, the _______ tubercle is in profile and pointed medially

A

Lesser

62
Q

What is shown in an image of the glenoid cavity?

A

Open joint spaces

63
Q

If the image says that weights are being used what joints are we looking for?

A

AC

64
Q

What size radiation field is used for the Grashey Method?

A

8x10in

65
Q

When is the Transthorasic method used?

A

For Trauma (patient cant raise arms)

66
Q

What is the rotation for the oblique grashey method?

A

35 to 45 degrees toward the affected side

67
Q

What is the SID for an AC joint?

A

72in

68
Q

For AP scapular, the CR is angled

A

2in inferior to coracoid process

69
Q

what is demonstrated on the Grashey method?

A

Glenoid Cavity and Scapulohumeral joint

70
Q

For AP clavicle the CR should be ________ to the midshaft of the ______.

A

Perpendicular
Clavicle

71
Q

The Supraspinatus “Outlet” method can also be known as the _______ projection or the ______ method.

A

Tangential
Neer

72
Q

For the Neer method, the CR is angled

A

10 to 15 degrees caudad

73
Q

For the Neer method, the body is rotated

A

45 to 60 degrees from the plane of the IR

74
Q

The neer method is used to diagnose impingement of _____

A

tendon

75
Q

What routine projections are done for the Scapula?

A

AP
Lateral (scapula Y)

76
Q

What routine projections are done for the Clavicle

A

AP or PA
AP axial or PA axial

77
Q

AC joint images are taken with and without weights for comparison of joint _______.

A

seperation

78
Q

The routine projection for the AC joint is

A

AP-Pearson method

79
Q

For the Scapular Y, the IR should be __x__ lengthwise

A

24x30in

80
Q

For the Scapular Y, the CR is _______ to the scapulohumeral joint

A

Perpendicular

81
Q

The AP oblique shoulder (grashey) is used to demonstrate

A

glenoid cavity

Rad. positioning (11 decks)

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