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redo of chapter 5 > shoulder redo > Flashcards

shoulder redo Flashcards

1
Q

What articulates with the scapula?

A

The bone articulates with the humerus at the glenoid cavity (or fossa), and the distal clavicle on a small facet on the acromion process.

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2
Q

What articulates with the clavicle?

A

It articulates medially with the manubrium sternum, and laterally with the acromion of the scapula.

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3
Q

The humeral head articulates with

A

the glenoid cavity of the scapula to form the scapulohumeral joint, or known as the glenohumeral joint or shoulder joint.

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4
Q

the lateral part of the scapula

A

known as the axillary border

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5
Q

Scapula borders

A

superior, medial (vertebral) and lateral (axillary)

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6
Q

scapulhumeral also known as

A

glenoumeral and shoulder joint

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7
Q

external rotation

A

parallel to image receptor
greater tubercle seen laterally
lesser tubercle is located anteriorly just medial to the greater tubercle

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8
Q

internal rotation

A

perpendicular to the image receptor
greater tubercle anterior and medial aspect of the proximal humerus
lesser tubercle is seen in profile medially

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9
Q

neutral

A

approximately 45 degree angle to the image receptor

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10
Q

shoulder dislocation

A

occurs as traumatic removal of humeral head from the glenoid cavity. of shoulder dislocation, 95% the are anterior, in which the humeral head is projected anterior to the glenoid cavity.

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11
Q

specifically, where is the central ray placed for an AP projection of the shoulder?

A

directed to 1 inch inferior to coracoid process

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12
Q

Which lateral projection can be performed to demonstrate the entire humerus for a patient with a midhumeral fracture?

A

transthoracic lateral projection for humerus

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13
Q

to best demonstrate a possible hill-sachs defect, which additional positioning technique can be added to the inferiorsuperior axial projection?

A

rotate affected arm externally approximately 45 degrees

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14
Q

what type of central ray angulation is required the inferiosuperior axial projection for the shoulder?

A

25 to 30 degrees medially

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15
Q

Which one of the following projections produces a tangential projection of the intertuberlar groove?

A

Fisk modification

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16
Q

The supine version of the tangential projection for the intertubercular groove requires that the central ray be angled ? posteriorly from the horizontal plane.

A

10 to 15 degrees

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17
Q

Which one of the following projections is best for demonstrating a possible dislocation of the proximal humerus?

A

Scapular Y projection

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18
Q

The ? projection is the special projection of the shoulder that best demonstrates the acromiohumeral space for possible subacromial spurs, which create shoulder impingement symptoms. this projection is also referred to as the ? method.

A

Tangential

supraspinious outlet and neer

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19
Q

Which of the following nontrauma projections can be performed erect to provide a lateral view of the proximal humerus in relationship to the glenohumeral joint?

A

PA transaxillary projection (Hobbs modification)

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20
Q

How much is the CR angled for the inferosuperior axial projection (clements modification) if the patient cannot fully abduct the arm 90 degrees?

A

5 to 15 degrees

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21
Q

What CR angle is required for the AP axial projection (alexander method) for AC joints

A

15 Cephalad

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22
Q

The PA transaxillary projection (Hobbs modification) requires no CR angle

A

true

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23
Q

The transthoracic lateral projection can be performed for possible fractures or dislocations of the proximal humerus.

A

true

24
Q

the affected arm must be placed into external rotation for the transthoracic lateral projection?

A

false

25
Q

a central ray angle of 10 to 15 degrees caudad may be used for the transthoracic lateral projections if the patient is unable to elevate the uninjured arm and shoulder sufficiently

A

false

cephalad

26
Q

the scapular y lateral (anterior oblique) position requires the body to be rotated 30 to 40 degrees anteriorly toward the affected side?

A

false

the obliquity may be from 45 to 60 degrees

27
Q

which two landmarks are placed perpendicular to the IR for the scapular Y lateral projection?

A

superior angle of the scapula and the AC joint articulation

28
Q

Which special projection of the shoulder requires that the affected side be rotated 45 degrees toward the cassette and uses a 45 degree caudad central ray angle?

A

AP apical oblique axial projection (Garth)

29
Q

A thin shouldered patient requires ? CR angle for an AP axial clavicle projection than a large shouldered patient.

A

more

30
Q

inferosuperial axial

A

lawrence method

31
Q

posterior oblique for glenoid cavity

A

grashey

32
Q

tangential for intertubercular (bicipital) groove

A

fisk modification

33
Q

supraspinatus outlet tangential

A

neer method

34
Q

transthoracic lateral

A

lawrence

35
Q

AP apical oblique axial

A

garth

36
Q

What type of CR angel is required for the lateral scapula position?

A

none

37
Q

which bony structure separates the supraspinous and infraspinous fossae?

A

scapular spine

38
Q

which of the following is not an angle found on the scapula?

A

medial angel

39
Q 
which one of the following structures is considered the most posterior?
scapular notch
coracoid process
acromion 
glenoid process
A

acromion

40
Q

which specific joint is found on the lateral end of the clavicle?

A

acromioclavicular

41
Q

select the term that correctly describes the shoulder joint

A

scapulohumeral

42
Q

which one of the following pathologic conditions often produces narrowing of the joint space?

A

OSTEOARTHRITIS

43
Q

which one of the following pathologic conditions may require a reduction in manual exposure factors

A

rheumatoid arthritis

44
Q

which routine projection of the shoulder requires that the humeral epicondyles be parallel to IR

A

external

45
Q

where is the CR centered for an AP projection-external rotation of the shoulder?

A

1 inch inferior to coracoid process

46
Q

which position of the shoulder and proximal humerus projects the lesser tubercle in profile medially?

A

internal rotation

47
Q

what central ray angle should be used for the inferosuperior axial projection for the scapulohumeral joint space?

A

25 to 30 degrees

48
Q

to best demonstrate the hill sachs defect on the inferiosuperior axial projection, which additional positioning maneuver must be used?

A

use exaggerated external rotation

49
Q

how are the humeral epicondyles aligned for a rotational lateromedial projection of the humerus?

A

perpendicular

50
Q

for the erect version of the tangential projection for the intertubercular groove, the patient leans froward ? from vertical.

A

10 to 15 degrees

51
Q

which one of the following best demonstrates the supraspinatus outlet region?

A

tangential projection (neer)

52
Q

what central ray angulation is required for the tangentiall projection-supraspinatus outlet (neer)

A

10 to 15 degrees caudad

53
Q

which clinical indication is best demonstrated with the Garth method?

A

scapulohumeral dislocations

54
Q

which anatomy of the shoulder is best demonstrated with a PA transaxillary projection (Hobbs)

A

scapulohumeral joint

55
Q

if the patient cannot fully abduct the affected are 90 degrees for the inferosuperior axial projection (clements) the tehcnologist can angel the CR ? toward the axilla

A

5 to 15 degrees

56
Q

A posterior PA axial projection of the clavicle requires a 35 to 45 caudal central ray angle?

A

false

redo of chapter 5 (1 decks)

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