SI Joint Test

Question 1

For women, what is the CR angulation on AP axial SI joints?

a.) 20 degrees cephalad
b.) 25 degrees cephalad
c.) 35 degrees caudad
d.) 35 degrees cephalad

Answer 1

d.) 35 degrees cephalad

Question 2

Where should the CR be directed on the transthoracic lateral humerus projection?

a.) surgical neck
b.) distal humerus
c.) mid diaphysis shaft
d.) mid shoulder

Answer 2

c.) mid diaphysis shaft

Question 3

Breathing technique can be used on the transthoracic lateral projection. What is the exposure time that should be used? Choose all that apply.

a.) low MA
b.) 4 to 5 seconds
c.) 1 second
d.) .5 seconds

Answer 3

a.) low MA
b.) 4 to 5 seconds

Question 4

What is the correct CR angulation for males on the AP axial SI joints?

a.) 15 degrees cephalad
b.) 30 degrees cephalad
c.) 30 degrees caudad
d.) 35 degrees cephalad

Answer 4

b.) 30 degrees cephalad

Question 5

Which projection/projections demonstrate an open scapulohumeral joint space?
1.) inferosuperior axial shoulder projection
2.) transthoracic lateral shoulder projection
3.) AP oblique shoulder projection (grashey method)
4.) PA oblique scapular y shoulder projection

a.) 1 and 3 only
b.) 1, 2, 3 and 4
c.) 1 only
d.) 2 and 3 only

Answer 5

a.) 1 and 3 only

Question 6

On the PA oblique scapular y shoulder projection accurate positioning of a patient demonstrates:
1.) true lateral view of scapula
2.) thin body of scapula seen on end without superimposition
3.) acromion and coracoid appear symmetric
4.) humeral head superimposed over the scapular body

a.) 1, 2, 3, and 4
b.) 3 and 4 only
c.) 1 and 3 only
d.) 1 and 2 only

Answer 6

a.) 1, 2, 3 and 4

Question 7

Which of the following carpal bones are located on the proximal row? Choose all that apply.

a.) scaphoid
b.) lunate
c.) triquetrum
d.) pisiform
e.) trapezium
f.) trapezoid
g.) capitate
h.) hamate

Answer 7

a.) scaphoid
b.) lunate
c.) triquetrum
d.) pisiform

Question 8

Accurate positioning on the AP oblique shoulder projection (grashey method) demonstrates:
1.) glenoid cavity in profile
2.) an open scapulohumeral joint space
3.) anterior and posterior rims of glenoid cavity superimposed
4.) body rotated 35 to 45 degrees

a.) 2, 3 and 4 only
b.) 1, 2, 3 and 4 only
c.) 1, 2 and 4 only
d.) 1 and 3 only

Answer 8

b.) 1, 2, 3 and 4

Question 9

The top of the Y on a PA/AP oblique scapular Y shoulder projection are formed by the
1.) coracoid
2.) scapular body
3.) acromion
4.) glenoid fosa

a.) 1 and 2 only
b.) 1 and 3 only
c.) 3 and 4 only
d.) 2 and 3 only

Answer 9

b.) 1 and 3 only

Question 10

Which of the following evaluation criteria are demonstrated on the supine abodmen? Choose all that apply.

a.) outline of liver, spleen kidneys and stomach
b.) bowel segments
c.) symphisis pubuis
d.) ischial tuberosity

Answer 10

a.) outline of liver, spleen, kidneys and stomach
b.) bowel segments
c.) symphisis pubis

Question 11

Evaluation criteria

Which of the following should be clearly demonstrated on the scapular Y projection?

a.) humeral head and glenoid cavity superimposed
b.) no superimposition of scapular body over bony thorax
c.) no superimpositon of scapular body over bony thorax
d.) acromion projected laterally and free of superimposition
e.) coracoid superimposed or projected below the clavicle
f.) scapula in lateral profile with lateral and vertebral borders superimposed
g.) humeral head and glenoid cavity superimposed
h.) humeral head in profile
I.) acromion projected medially

Answer 11

a.) humeral head and glenoid cavity superimposed
b.) no superimposition of scapular body over bony thorax
c.) no superimposition of scapular body over bony thorax
d.) acromion projected laterally and free of superimpositon
e.) coracoid superimposed or projected below the clavicle
f.) scapula in lateral profile with lateral and vertebral borders superimposed
g.) humeral head and glenoid cavity superimposed

Question 12

Which of the following is the correct CR direction for the AP axial projection of the clavcle?

a.) cephalad
b.) caudad

Answer 12

a.) cephalad

Question 13

Which of the following is the correct obliquity for the oblique SI joint projection?

a.) rotate body 10 degrees in anterior oblique
b.) rotate body 20 degree in posterior oblique
c.) rotate body 25 to 30 degrees in posterior oblique
d.) rotate body 25 degrees in anterior oblique

Answer 13

c.) rotate body 25 to 30 degrees in posterior oblique

Question 14

How should the epicondyles be placed for the lateral position of the shoulder?

a.) 30 degrees
b.) 45 degrees
c.) parallel
d.) perpendicular

Answer 14

d.) perpendicular

Question 15

What should be in profile on the internal rotation of the shoulder?

a.) lesser tubercle
b.) greater tubercle
c.) clavicle
d.) humerus

Answer 15

a.) lesser tubercle

Question 16

For the internal rotation of the shoulder the hand should be placed in the ____________ position and the epicondyles should be ___________ to the plane of the IR.

a.) internal, elbow
b.) external, hand
c.) pallm on hip, shoudler
d.) pronated, perpendicular

Answer 16

d.) pronated, perpendicular

Question 17

How much should the body be rotated for the grashey method?

a.) 10 to 20 degrees
b.) 25 to 30 degrees
c.) 35 to 45 degrees toward affected side
d.) 35 to 45 degrees away from affected side

Answer 17

c.) 35 to 45 degrees toward affected side

Question 18

Both SI joints should be examined for comparison.

a.) true
b.) false

Answer 18

a.) true

Question 19

What is the correct degree of angulation on the AP axial projection of the clavicle?

a.) 10 degrees
b.) 15 degrees
c.) 20 degrees
d.) 15 to 30 degrees

Answer 19

d.) 15 to 30 degrees

Question 20

Which of the following evaluation criterai shoudl be demonstrated on the oblique SI joints?

a.) SI joints closest to IR
b.) SI joints fartherst from IR
c.) SI joint shoul be closed
d.) both SI joints shoul be on the same IR

Answer 20

b.) SI joint fartherest from IR

Question 21

What should be in profile on the external rotation of the shoulder?

a.) lesser tubercle
b.) greater tubercle
c.) clavicle
d.) humerus

Answer 21

b.) greater tubercle

Question 22

Where is the central ray directed on the internal and external projection of the shoulder?

a.) 2’’ inferior to coracoid process
b.) 1 1/2 ‘’ inferior to coracoid process
c.) 1’‘inferior to coracoid process
d.) 3’’ inferior to coracoid process

Answer 22

c.) 1’’ inferior to coracoid process

Question 23

Which of the following is shown in profile on the AP projection of the humerus?

a.) capitulum
b.) glenoid cavity
c.) greater tubercle
d.) lesser tubercle

Answer 23

c.) greater tubercle

Question 24

Which of the following is shown in profile on a lateral projection of the humerus?

a.) lesser tubercle
b.) greater tubercle
c.) capitulum
d.) glenoid cavity

Answer 24

a.) lesser tubercle

Question 25

For the AP axial SI joint, no rotation is evident by: Choose all that apply.

a.) transverse process of L5
b.) symmetric appearance of wings of sacrum
c.) SI joints equally distant from midline of vertebrae
d.) SI joint demonstrated in oblique

Answer 25

b.) symmetric appearance of wings of sacrum
c.) SI joints equally distant from midline of vertebrae

Question 26

Correct positioning for lateral projection of the humerus. Which of the following should be demonstrated?

1.) elbow to shoulder
2.) epicondyles without rotation
3.) lesser tubercle in profile on medial side
4.) humeral head and greater tubercle in profile
5.) lesser tubercle located between humeral head and greater tubercle
6.) epicondyles superimposed
7.) greater tubercle superimposed over humeral head

a.) 1, 2 and 4
b.) 1, 2. 4, 5
c.) 1, 3, 6 and 7
d.) 1 only

Answer 26

c.) 1, 3, 6 and 7

Question 27

A genral positionin rule is to place the long axis of the part __________ the long axis of the image receptor.

a.) perpendicular to
b.) parallel with
c.) adjacent to
d.) axial to

Answer 27

b.) parallel with

Question 28

Which of the following evaluation criteria should be demonstrated on the AP axial SI joints?

a.) SI joint only
b.) SI Joints and L5 S1 joint space
c.) coccyx
d.) sacrum

Answer 28

b.) SI joints and L5 S1 joint space

Question 29

The entire clavicel should not be demonstrated on the AP and AP axial projections of the clavicle.

a.) true
b.) false

Answer 29

b.) false

Question 30

WHat is the correct centtral ray using the vertebra prominens on a female patient for PA chest projection?

Answer 30

7 inches

Question 31

Situation: A patient enters the ED with multiple injuries including a possible fracture of the left proximal humerus, which positioning rotation should be performed to determine the extent of the humerus injury?

a.) AP shoulder as is: show radigraph to ED physician before attempting a rotational lateral projection
b.) AP and horizontal beam transthoracic lateral shoulder
c.) AP neutral shoulder rotation and carefully rotated internally proximal humerus
d.) AP and apical oblique shoudler without any arm rotation

Answer 31

b.) AP and horizontal beam transthoracic lateral shoulder

Question 32

Which rotation of the humerus will result in a lateral projection of the proximal humerus?

a.) interal rotation (epicondyles perpendicular to image receptor)
b.) neutral rotation (epicondyels perpendicular to image receptor
c.) external rotation ( epicondules parallel to image receptor)
d.) none of the above

Answer 32

a.) internal rotation ( epicondyles perpendicular to image receptor)

Question 33

FOr the oblique SI joints, where is the CR directed? Choose all that apply.

a.) 1’’ medial
b.) 1/2’’ medial to down side
c.) to upside
d.) 1’’ to down side

Answer 33

a.) 1’’ medial
c.) to upside

Question 34

Where is the central ray directed for the scapular Y projection?

a.) perpendicular to scapulohumeral joint
b.) parallel to scapulohumeral joint
c.) CR angle 5 degrees toward the shoulder
d.) Cr angled 10 degrees awat from shoulder

Answer 34

a.) perpendicular to scapulohumeral joint

Question 35

Which of the following is the correct CR direction and center joint for the AP projection of the clavicle? Choose all that apply.

a.) midclavicle
b.) 15 degrees caudad
c.) perpendicular
d.) 1/2’’ below midclavicle

Answer 35

a.) midclavicle
c.) perpendicular

Question 36

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

a.) acromion
b.) glenoid caavity
c.) neck
d.) lateral angle

Answer 36

b.) glenoid cavity

Question 37

What is the correct CR angulation for the PA axial projection of the clavicle?

a.) cephalad
b.) caudad

Answer 37

b.) caudad

Question 38

Where is the CR directed on the AP axial SI joints?

a.) at the level of the crest
b.) 2’’ above ASIS
c.) at level of ASIS
d.) 2’’ below ASIS

Answer 38

d.) 2’’ below ASIS