Upper Limb

Question 1

What is the second group of bones in the finger called?

Answer 1

Metacarpals

Question 2

What is the most distal bones of the hand called?

Answer 2

Phalanges

Question 3

What is the joint called between the first 2 phalanges?

Answer 3

DIP

Question 4

What is the joint called between the 2nd and 3rd phalange?

Answer 4

PIP

Question 5

What is the most proximal joint in the finger?

Answer 5

MCP

Question 6

What is the joint called at the most proximal end of the metacarpals?

Answer 6

CMC

Question 7

What is the small depression on the medial aspect of the distal radius.

Answer 7

Ulnar notch

Question 8

What is the position called, and you bend the hand or wrist from its natural position toward the side of the ulna?

Answer 8

Ulnar deviation

Question 9

What is the position called, and you bend the hand or wrist from its natural position toward the side of the radius?

Answer 9

Radial deviation

Question 10

What is the type of imaging done to image tendons and ligaments?

Answer 10

Arthrogrpahy

Question 11

Which position is the patient in when examining upper limbs?

Answer 11

Typically sitting

Question 12

What is the common minimum SID for upper limbs?

Answer 12

40-44

Question 13

True or false: Grids are typically used for upper limb examinations

Answer 13

False-use non grid or table top

Question 14

Why is accurate centering and alignment of the body part on the IR and CR important?

Answer 14

To avoid shape and size distortion and to demonstrate narrow joint spaces clearly

Question 15

Should the upper limb you are imaging be parallel or perpendicular to the IR?

Answer 15

Parallel

Question 16

What does ALARA stand for?

Answer 16

As Low As Reasonably Achievable

Question 17

Too low of a number of what causes graininess on an image?

Answer 17

mAs

Question 18

What will provide the proper penetration to demonstrate the bony cortex and bony trabecular markings?

Answer 18

Density

Question 19

When positioning a finger, what joints should appear open?

Answer 19

MCP and interphalangeal joints

Question 20

If a finger is in true lateral position, what will be indicated?

Answer 20

Anterior surface of the shaft of the phalanges

Question 21

What is the degree of wrist rotation for a PA oblique projection?

Answer 21

45

Question 22

In a true lateral position of the forearm, what is the degree of flexion of the elbow?

Answer 22

90

Question 23

If there is no rotation present in a properly positioned lateral forearm, using a lateromedial projection, what bones should be superimposed?

Answer 23

Radius and ulna

Question 24

What are the 2 joint classifications of the upper limbs?

Answer 24

Synovial and diarthrodial

Question 25

What is the name of the small depression located on the anterior aspect of the distal humerus?

Answer 25

Coronoid fossa

Question 26

Which bone is the olecranon process apart of?

Answer 26

Ulna

Question 27

Which carpal bone articulates with the base of the 5th metacarpal?

Answer 27

Hamate

Question 28

The anterior or palmar surface of the wrist is termed what?

Answer 28

Carpal sulcus

Question 29

A fracture of the distal radius with posterior displacement of the distal fragment is termed?

Answer 29

Colles'

Question 30

Which joint classification describes the humeroulnar articulation of the elbow?

Answer 30

Ginglymus

Question 31

When the hand is flat, what position is the thumb in?

Answer 31

Oblique

Question 32

Which bone does a Boxer's fracture effect?

Answer 32

The neck of the 5th metacarpal

Question 33

How many individual bones make up the hand and the wrist?

Answer 33

27

Question 34

What is the name of the structure located on the lateral aspect of the distal humerus?

Answer 34

Capitulum

Question 35

Which carpal bone articulates with the 3rd and 4th metacarpal?

Answer 35

Capitate

Question 36

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

Answer 36

3rd MP joint

Question 37

Which wrist projection best demonstrates the intercarpal joints?

Answer 37

AP

Question 38

Which position of the elbow will clearly demonstrate the radial neck free of superimposition?

Answer 38

Lateral oblique

Question 39

What happens to the radius and ulna on a PA view?

Answer 39

The radius crosses over the ulna

Question 40

What projection can be done in place of an AP if the elbow cannot be fully extended?

Answer 40

AP partial flexion

Question 41

What is the kVp range for fingers, wrist, hand?

Answer 41

55-65

Question 42

What is the kVp range for forearm and elbow?

Answer 42

60-75

Question 43

Which projection of the elbow results in the least superimposition of the olecranon process?

Answer 43

Lateral

Question 44

What type of positioning error is present when the AP projection demonstrates excessive separation between the proximal radius and ulna?

Answer 44

Excessive lateral rotation

Question 45

In an AP oblique projection using a lateral rotation of the elbow, what should be visualized and free of superimposition?

Answer 45

Radial head and neck

Question 46

What projection requires an angle of the CR 10-15 degrees proximally, along long axis of the forearm and toward the elbow?

Answer 46

PA + PA axial scaphoid with ulnar deviation

Question 47

If you can see the interphalangeal joints opened on a finger image, that would indicate what?

Answer 47

The hand was fully pronated, and the correct CR position was used

Question 48

What are 3 positioning principals for the upper limb?

Answer 48

1. Part should be parallel to plane of IR 2. CR 90 degrees or perpendicular to the part of the IR 3. CR should be directed to correct centering point

Question 49

What are the 4 principal exposure factors in radiography for the upper limbs?

Answer 49

1. Lower to medium kVp 2. Short exposure time 3. Small focal spot 4. Adequate mAs for sufficient density

Question 50

What is the joint between the radius and carpal ones called?

Answer 50

Radiocarpal joint