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XT NOTES > 113 EXAM 3 > Flashcards

113 EXAM 3 Flashcards

1
Q

What is the bone in the upper arm?

A

Humerus

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2
Q

For the AP projection of the elbow, the humeral epicondyles are positioned:

A

supinated

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3
Q

For the lateral projection of the forearm, the elbow should be flexed:

A

90 degrees.

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4
Q

How many degrees is the central ray angled for both of the axiolateral projections (Coyle method) of the elbow?

A

45

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5
Q

How many degrees is the central ray angled for the AP forearm?

A

0

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6
Q

How many degrees is the elbow flexed for the lateral projection of the elbow?

A

90

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7
Q

Where is the central ray directed for a lateral projection of the humerus?

A

Midpoint of the humerus

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8
Q

Which of the following positions of the hand will place the epicondyles parallel with the plane of the IR?

A

Supination

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9
Q

For the PA oblique projection (scapular Y) of the shoulder, the body is rotated so that the midcoronal plane is how many degrees from the IR?

A

45 to 60

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10
Q

If the patient places the back of the hand against the hip, the humerus will be in:

A

internal rotation.

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11
Q

If the patient places the palm of the hand against the thigh, the humerus will be in:

A

neutral position.

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12
Q

The central-ray angle for an AP axial projection of the clavicle when performed with the patient standing upright at the wall Bucky is _____ degrees.

A

15 to 30

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13
Q

PA oblique projection of the shoulder (scapular Y) is performed to evaluate:

A

dislocations.

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14
Q

The humerus is classified as a _____ bone.

A

long

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15
Q

For an AP projection of the shoulder with the humerus in internal rotation, how should the humeral epicondyles be positioned in relation to the IR plane?

A

Perpendicular

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16
Q

The rounded head of the humerus fits into an oval depression on the lateral aspect of the scapula called the:

A

glenoid cavity.

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17
Q

How many degrees is the body rotated for the AP oblique projection (Grashey method) of the shoulder joint?

A

35 to 45 degrees toward the affected side

18
Q

The AP projection of the AC joints places the joints at an increased OID. Which of the following is the recommended SID to compensate for this distance?

A

72 inches

19
Q

Which of the following is prominently shown in profile on an AP projection of the shoulder with the humerus in external rotation?

A

Greater tubercle

20
Q

To demonstrate the greater tubercle of the humerus on an AP projection of the shoulder, the epicondyles must be:

A

parallel with the plane of the IR.

21
Q

For an AP projection of the shoulder, the central ray should be directed:

A

perpendicular to the IR.

22
Q

The scapula is classified as a _____ bone.

A

flat

23
Q

Which position of the hand will place the humerus in external rotation?

A

Supination

24
Q

When the patient is positioned properly for a lateral projection of the scapula, the body of the scapula will be _____ the plane of the IR.

A

perpendicular to

25
Q

What structure is prominently shown in profile medially on an AP projection of the shoulder in internal rotation position?

A

Lesser tubercle

26
Q

The central-ray angle for an AP axial projection of the clavicle when performed on a patient in the supine position is _____ degrees.

A

15 to 30

27
Q

The clavicle is classified as a _____ bone.

A

long

28
Q

The respiration phase for an AP projection of the scapula is:

A

suspended respiration.

29
Q

The scapula is classified as a _____ bone.

A

flat

30
Q

The small, synovial fluid-filled sacs, which relieve pressure and reduce friction in joint tissues, are called:

A

bursae

31
Q

To elevate the clavicle above the ribs and scapula for the AP axial projection, the phase of respiration should be:

A

full inspiration.

32
Q

What is the central ray angle for the PA oblique projection (scapular Y) of the shoulder joint?

A

0 degrees

33
Q

What is the recommended exposure field dimensions for the AP projection of the shoulder?

A

10 × 12 inches (24 × 30 cm)

34
Q

What two structures articulate to form the SC joint? (Select all that apply.)
a. Sternal angle
b. Manubrium of sternum
c. Lateral end of the clavicle
d. Medial end of the clavicle

A

Manubrium of sternum
Medial end of the clavicle

35
Q

Which position of the hand will place the humerus in neutral position?

A

Palm against the thigh

36
Q

Which structures is projected in lateral profile on a PA oblique (scapular Y) projection?

A

Scapula

37
Q

All of the joints of the shoulder girdle are:

A

synovial, freely movable.

38
Q

For an AP projection of the shoulder, the central ray should enter:

A

1 inch (2.5 cm) inferior to the coracoid process.

39
Q

How is the upper extremity positioned for an AP scapula?

A

Abducted 90 degrees, with elbow flexed

40
Q
A

XT NOTES (24 decks)

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