CR's

A detailed illustration of radiographic positioning techniques, showing a radiologist taking images of different body parts, with a large anatomy chart in the background.

Radiographic Positioning and Technique Quiz

Test your knowledge of radiographic positioning and techniques with our comprehensive quiz designed for students and professionals in the field. Covering various projections, angles, and CR placements, this quiz is an excellent resource for review and reinforcement.

Challenge yourself with questions such as:

What is the correct CR for the calcaneus dorsoplantar axial projection?
How do you position the IR for the Stecher method?
What are the breathing instructions for the AP ribs below the diaphragm?

36 Questions9 MinutesCreated by PositioningExpert101

What is the CR for Tib/Fib Lateral projection?

Midshaft of femur

Midshaft of tib/fib

Perpendicular to leg

What is another name for the PA axial intercondylar fossa projections?

Holmblad

Camp Coventry

Beclere

All of the above

What is the correct angle for the AP axial foot projection?

10 cephalic

10-15 cephalic

10 caudal

10-15 caudal

For the AP oblique Lateral projection rotation, how many degrees to you rotate the patients foot?

45 degrees

30 degrees

30-45 degrees

35-45 degrees

What is the CR for the calcaneus dorsoplantar axial projection?

1" distal to the medial malleolus

30degrees to the base of the 3rd MTP

40degrees dorsal surface of the ankle joint

What is the CR for the Oblique toes projection?

1st MCP

3rd MCP

1st MTP

3rd MTP

If a patient's measurement from the ASIS to tabletop is 17cm what is the CR angle?

3-5 Cephalad

3-5 Caudal

5-7 cephalic

5-7 caudal

CR for an AP pelvis projection?

1" superior to pubic symphysis

1" inferior to pubic symphysis

2" inferior to pubic symphysis

2" superior to pubic symphysis

What is the tube angle for the unilateral hip projection Hickey method?

15-20 cephalic

15-20 Caudal

20-25 cephalic

20-25 caudal

What is the angle for the Inlet pelvis projection?

20-35 cephalic

30-45 cephalic

30 caudal

40 caudal

For an oblique projection of the 1st digit where is the CR directed at?

MTP joint

MCP joint

PIP

When performing the stecher method on a wrist how is the IR posistioned?

IR elevated 10 degrees

IR elevated 15 degrees

IR elevated 20 degrees

When performing the AP oblique grashey method of the shoulder joint how is the patient positioned?

45 affected side up

45 affected side down

35-45 affected side up

35-45 affected side down

Which projection needs a 15-30 caudal angle?

AP clavicle

AP axial clavicle

PA axial clavicle

PA clavicle

When performing a lateral scapula where is the CR pointed at?

Lateral border of scapula

Medial border of scapula

At level of shoulder joint

None of the above

What is the angle for the PA axial oblique exam for the cervical spine?

15-20 cephalic

15-20 caudal

10-15 cephalic

10-15 caudal

Where is the IR placed when performing a lateral femur projection?

1/2" below the knee

1" below the knee

2" below the knee

2.5" below the knee

If a patient is placed 45degrees in RAO for the PA axial oblique cervical spine what is the side of interest?

Side up

Side down

Affected side

Select the correct positioning for the AP Lumbarsacral projection.

Flexed knees and hips

CR at 1.5" above iliac crest

CR at iliac crest

MSP perpendicular to IR

For the L5-S1 lateral projection the CR is __" posterior to ASIS and __" inferior to crest.

2, 1

2.5, 1

2, 1.5

3.5, 1

For the coccyx lateral projection the CR is __" posterior from the ASIS and __" inferior.

2, 1

2.5, 1

3, 1

3.5, 1

When performing a PA oblique sacroiliac joint projection how is the CR angled?

30 cephalad

30 caudal

35 cephalad

35 caudal

The AP axial of the sacrum requires a 15 degree cephalic angle.

True

False

During a chest x-ray the IR is placed ___-___" above the shoulders.

1-2"

1.5-2"

1-2.5"

1.5-2.5"

When a patient is placed 45 degrees in RAO for an oblique chest x-ray we are visualizing the left lung.

True

False

When performing a lateral decubitus chest projection the affected side is up.

True

False

What are the breathing instructions for the AP ribs below the diaphragm?

Suspend breathing

Full inspiration

Full expiration

Shallow breathing

What is the body rotation for the PA oblique of the sternum?

10 degrees

10-15 degrees

15 degrees

15-20 degrees

When performing a KUB upright the CR is at the level of the iliac crest.

True

False

What is the CR for a lateral Skull projection?

3/4" superior to the EAM

2" superior to the EAM

2.5" superior to the EAM

Where is the CR directed at when performing the AP axial Towne method?

.5" above the glabella

1.5" above the glabella

2" above the glabella

2.5" above the glabella

The IOML is parallel to the IR when performing the SMV projection of the skull.

True

False

Where does the CR exit when performing the PA axial skull Caldwell method?

Acanthion

Nasion

Glabella

None of the above

Where does the CR exit when performing the PA mandible projection?

The nasion

The acanthion

The mental point

None of the above

What is the angle for the PA axial of the mandible?

10-15 cephalic

10-15 caudal

20-25 cephalic

20-25 caudal

When the symphysis of the mandible is of interest in the Axiolateral oblique of the mandible how much should the patient rotate the chin?

25 degrees toward IR

35 degrees toward IR

45 degrees toward IR

Radiographic Positioning and Technique Quiz

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