Rad 100: Test Upper Extremities

Question 1

How many bones are In the hand

Answer 1

27 bones

Question 2

How many bones are in the fingers

Answer 2

14 bones

3 in each finger, 2 in thumb

Question 3

What do the metacarpals articulate with at their distal end?

Answer 3

Proximal phalanges

Question 4

Name the carpal bones in the proximal row

Answer 4

Scaphoid (navicular)
Lunate (semi-lunar)
Triquetral (cuniform)
Pisiform

Question 5

What is another name for the navicular carpal bone?

Answer 5

Scaphoid

Question 6

What is another name for the lesser multangular?

Answer 6

Trapezoid (2nd in distal row of carpals)

Question 7

What two bones for the saddle joint?

Answer 7

1st metacarpal & greater multangular (trapezium)

Question 8

What carpal bone is medial to capitates?

Answer 8

Hamate is medial to capitates

Question 9

Where is the centering point for the PA of the 3rd digit?

Answer 9

PIP joint

Question 10

When xraying the 4th digit, which lateral is used?

Answer 10

Lateral medial for 4th & 5th

Question 11

I’m an AP thumb, where is the central ray located?

Answer 11

Perpendicular to MCP joint (1st mcp)

Question 12

When the hand is PA, what position is the thumb?

Answer 12

Oblique

Question 13

Where is the central day located for the PA hand?

Answer 13

Centered 3rd MCP

Question 14

Where is the central ray located for the lateral hand?

Answer 14

Centered 2nd MCP

Question 15

Which projection of the hand is useful in diagnosis of rheumatoid arthritis?

Answer 15

Ball-catcher

Question 16

When doing a lateral wrist, which forearm bone is closest to the image receptor?

Answer 16

The ulna

Question 17

When doing a lateral wrist, what is the position of the elbow?

Answer 17

90

Question 18

Name the 2 views specifically done to demonstrate the scaphoid bone

Answer 18

1) PA ulnar deviation

2) stecher method

Question 19

How many degrees is the tube angled in the Gaynor-Hart Method?

Answer 19

Central ray=25-30

Question 20

Which bone of the forearm is lateral?

Answer 20

Radius

Question 21

Name 2 processes of the ulna that are found at the proximal end?

Answer 21

Coronoid & olecranon process

Question 22

Where is the head of the radius located?

Answer 22

Proximal to radius

Question 23

What does the radial head articulate with on the humerus?

Answer 23

Capitulum

Question 24

What is the name of the process found on the distal radius?

Answer 24

Radial styloid process

Question 25

I’m pronation if the hand, what happens to the radius and ulna?

Answer 25

They “flip” positions or they cross over

Question 26

What is the importance of fat pads?

Answer 26

Displacement helps diagnose fractures of the radial head and neck

Question 27

In an AP forearm, what is the relationship of the humeral epicondyles to the image receptor?

Answer 27

Parallel

Question 28

How do you know you have a good lateral forearm?

Answer 28

1) Radius & ulna superimposed @ distal end 2) Perpendicular/superimposition of humeral epicondyles 3) See elbow joint

Question 29

In a lateral elbow, what is the position of the humeral epicondyles?

Answer 29

Perpendicular/ superimposed

Question 30

When the elbow is flexed, which process is in the fossa?

Answer 30

Coronoid process

Question 31

Which projection of the elbow BEST demonstrates the trochlear notch?

Answer 31

Lateral

Question 32

Which projection of the elbow BEST demonstrates the coronoid process?

Answer 32

AP oblique with medial rotation

Question 33

Which projection of the elbow BEST demonstrates the radial head free of superimposition?

Answer 33

Lateral oblique (coyle method )

Question 34

When doing a trauma elbow with a patient who cannot extend the arm, how many projections need to be taken to demonstrate an AP?

Answer 34

2

Question 35

What structure is demonstrated in the Jones Method? | AP acute flexion= bending as far as it will go. Central ray shoots straight through olecranon process

Answer 35

Olecranon process

Question 36

In a lateral elbow, how many exposures need to be taken to demonstrate the entire radial head circumference?

Answer 36

4

Question 37

Where is the trochlea of the humerus located?

Answer 37

Distal end of humerus (medial side)

Question 38

What is the most proximal portion of the humerus called?

Answer 38

Head

Question 39

Where is the lesser tuberosity located?

Answer 39

Ok anterior humerus below the anatomical neck

Question 40

On the humerus, what is the name of the neck round beneath the tubercles?

Answer 40

Surgical neck

Question 41

What is the name of the fossa found on the posterior, distal humerus?

Answer 41

Olecranon fossa

Question 42

What type of joint is the elbow joint?

Answer 42

Hinge

Question 43

Where is the deltoid tubercle found?

Answer 43

Body (shaft) is humerus

Question 44

In an AP humerus, how many inches above the top of the shoulder is the image receptor?

Answer 44

1 1/2 in should be above the head of the humerus

Question 45

In an AP humerus, which tubercle is demonstrated?

Answer 45

Lesser tubercle | Points out towards medially brining it into the profile

Question 46

When performing a humerus in an AP projection, what is the position of the hand?

Answer 46

Supinated

Question 47

What is another name of the transthoracic lateral? | Typically 3rd view of humerus typically in trauma

Answer 47

The Lawrence method

Question 48

In a transthoracic lateral, what is the breathing tech?

Answer 48

Capturing the image as the patient is breathing. Issuing a longer exposure time (mas) of 2-3 sec)