RT 103 Mid-term Flashcards Preview

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Flashcards in RT 103 Mid-term Deck (21):
1

In the PA projection of the second digit, the CR is directed to the

PIP joint

2

In a lateral projection of the second through fifth digits, the central ray is directed?

0 degrees

3

The most common oblique projection of the second through fifth digits is a

PA with lateral rotation

4

For a PA oblique projection of the first digit the is in what position?

Prone position

5

How many degrees should the CR be angled for the PA projection of the hand?

0 degrees

6

For a PA projection of the hand, the central ray is directed what joint?

Third MCP joint

7

For a lateral projection of the hand, the central ray is directed to what joint?

Second digit MCP joint

8

What projection is best to demonstate the carpal interspaces?

AP projection

9

What is the degree of angulation used for a lateral projection of the wrist?

0 degrees

10

For a lateral projection of the wrist how many degrees must the elbow be flexed?

90 degrees

11

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

Lateral projection

12

PA oblique projection of the wrist in lateral rotation requires a wrist angulation of ?

45 degrees

13

The central ray angulation for a PA oblique projection of the wrist is how many degrees?

0 degrees

14

What two bones of the wrist are well demonstrated on a PA oblique projection of the wrist?

Trapezium and Scaphoid

15

What two projections of the wrist clearly demonstrate the scaphoid?

PA in ulnar flexion and PA axial (Stecher method)

16

The PA projection of the wrist in ulnar deviation clearly demonstrates what carpal bone?

Scaphoid

17

What projection of the wrist foreshortens the scaphoid?

PA in ulnar flexion

18

How many degrees should the CR be angles for a PA projection of the wrist in ulnar deviation?

0 degrees

19

For the PA projection of the wrist in ulnar deviation, the CR is directed what carpal bone?

Scaphoid

20

What projection of the wrist clearly demonstrates the scaphoid?

PA axial (Stecher method)

21

How many degrees must the IR be elevated for the PA axial (Stecher method) ?

20 degrees