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Positioning Midterm > Chapter 5 > Flashcards

Chapter 5 Flashcards

1
Q

What is the largest carpal bone?

A

Capitate

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2
Q

The third metacarpal of the hand articulates with

A

Capitate

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3
Q

The carpal bones articulate with the

A

Radius only

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4
Q

What nerve passes through the carpal canal

A

Median nerve

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5
Q

The head of the radius articulates on the medial side with the

A

Radial notch

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6
Q

The Capitulum of the humorous articulates with the

A

Radial head

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7
Q

Soft tissue radiographs of the elbow in the lateral position are often ordered to demonstrate

A

Fat pads

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8
Q

For a lateral projection of the hand central ray is directed to enter the

A

Second digit MCP joint

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9
Q

The Central Ray for a PA projection of the wrist is directed to enter the

A

Midcarpal area

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10
Q

Which of the following projections would be used to better demonstrate the carpal interspaces?
A. AP
B. PA
C. Lateral
D. PA oblique with lateral rotation

A

Ap

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11
Q

What is the primary projection used to demonstrate anterior or posterior displacement of fractures of the hand or wrist?

A

Lateral

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12
Q

The IR must be elevated how many degrees for the PA axial projection of the wrist (stecher method)

A

20°

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13
Q

If the IR and wrist are elevated for the PA axial projection of the wrist (stecher method), the central ray orientation is

A

Perpendicular to the IR

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14
Q

Which method is used to demonstrate the carpal canal?

A

Gaynor- hart (tangential)

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15
Q

Which tangential projections is used to demonstrate the carpal canal?

A

Inferiorsuperior and superiorinferior

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16
Q

The central ray angulation for the tangential projection (inferiorsuperior) of demonstrating the carpal canal is

A

25°-30°

17
Q

What structure is shown in profile on a lateral projection of the elbow?

A

Olecranon process

18
Q

What anatomy should be projected free of superimposition for an AP oblique projection of the elbow with medial rotation

A

Coronoid process

19
Q

What anatomy should be demonstrated free of superposition on an AP oblique projection of the elbow and lateral rotation?

A

Radial head and neck

20
Q

What projection of the elbow demonstrates the radial head and neck free of super imposition

A

AP oblique, projection, lateral rotation

21
Q

What anatomic structure is shown in profile on an AP projection of the humerus

A

Greater tubercle

22
Q

What anatomic structure is shown in profile on a lateral projection of the humerus

A

Lesser tubercle

23
Q

Which of the following positions can be used to perform a lateral projection of the humorous on a patient who has a suspected fracture

A

Lateral recumbent

24
Q

Which of the following methods is used when the arm cannot be abducted for the standard AP or lateral projection of the humerous

A

Lawrence method

25
Q

The shallow depression located on the anterior surface of the distal humerus receives, which of the following when the elbow is flexed

A

Coronoid process

26
Q

What device is necessary to demonstrate the IP joints with the PA oblique projection of the hand

A

45° foam wedge

27
Q

How many degrees is the central right angled for both the axial lateral projections (coyle method) of the elbow

A

45°

28
Q

To demonstrate the radial head in the axial lateral projection of the elbow (coyle method) the elbow is flexed

A

90°

29
Q

To demonstrate the coronoid process in the axiolateral projection of the elbow (coyle method) the elbow is flexed

A

80°

30
Q

How was the hand position for the axiolateral projection of the elbow (coyle method)

A

30° medial oblique

31
Q

The primary structure is shown when demonstrating the elbow using the coyle method is the

A

Coronoid process
Radial head

32
Q

What procedure do you use for a Bennett fracture?

A

Thumb

Positioning Midterm (4 decks)

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