| Term 
 
        | How many vertebrae are there in the sacrum? |  | Definition 
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        | Term 
 
        | What is the central-ray angle for an AP projection of the femur? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        |   
| 
The hip joint is a ___ joint: |  |  | Definition 
 
        | Synovial, ball and socket joint. |  | 
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        | Term 
 
        | Which of the following devices are necessary to optimally perform a lateral projection of the sacrum or coccyx? 1.) sandbags
 2.) radiolucent sponges
 3.) sheet of leaded rubber
 |  | Definition 
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        | Term 
 
        | 
| 
The angle of the SI joints is ____ degrees relative to the midsagittal plane. |    |  | Definition 
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        | Term 
 
        | Where does the central ray enter the patient for an AP axial projection of the sacrum? |  | Definition 
 
        | 2 inches superior to the pubic symphysis |  | 
        |  | 
        
        | Term 
 
        | Which of the following methods will demonstrate the hip in a lateral projection? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | 
| 
Women cannot be shielded for an AP projection of the:1.) hip
 2.) sacrum
 3.) coccyx
 |    |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | What is the central-ray angle for an AP projection of the hip? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Where is the IR centered for an AP pelvis? |  | Definition 
 
        | Midway between ASIS and pubic symphysis |  | 
        |  | 
        
        | Term 
 
        |   
| 
Which plane is centered to the midline of the grid when positioning for an AP oblique sacroiliac joint? |  |  | Definition 
 
        | Longitudinal plane 1 inch medial to the elevated ASIS |  | 
        |  | 
        
        | Term 
 
        | How many degrees should the feet and lower limbs be internally rotated for an AP pelvis radiograph? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | 
| 
How far should the patient be rolled posteriorly from the lateral position, for a lateral projection of the hip that will include the proximal femur? |    |  | Definition 
 | 
        |  | 
        
        | Term 
 
        |   
| 
Which projections will demonstrate the right sacroiliac joint?1.) AP oblique, LPO position
 2.) AP oblique, RPO position
 3.) PA oblique, RAO position
 |    |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Which of the following will be shown "in profile" if the lower limbs are in correct position for an AP pelvis? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        |     
Occasionally, a patient may have to be placed in the prone position for a PA projection of the coccyx. What is the central-ray angle for this projection? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        |   
| 
The central-ray angle for a lateral coccyx and sacrum is: |  |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | How many degrees is the lower limb and foot rotated internally for an AP hip? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        |   
Occasionally, a patient may have to be placed in the prone position for a sacrum radiography, and a PA projection performed. What is the central-ray angle for this projection? |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Where should the IR be centered for an AP hip radiograph? |  | Definition 
 
        | At the level of highest point of the greater trochanter |  | 
        |  | 
        
        | Term 
 
        | 
| 
Which of the following best describes the female pelvis?1.) heavy bones
 2.) oval inlet
 3.) wide outlet
 |    |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | The central-ray angle for an AP axial projection of the coccyx is: |  | Definition 
 | 
        |  | 
        
        | Term 
 
        |   
| 
Which of the following planes should be positioned to the midline of the grid for an AP hip? |  |  | Definition 
 
        | A sagittal plane 2 inches medial to the ASIS |  | 
        |  | 
        
        | Term 
 
        | 
|  |  |  
|  | 
The SI joint is a ___ joint: |  |  | Definition 
 
        | An irregular and gliding type joint |  | 
        |  | 
        
        | Term 
 
        | Where is the central ray positioned for a lateral coccyx? |  | Definition 
 
        | 3.5 inches posterior to ASIS and 2 inches inferior |  | 
        |  | 
        
        | Term 
 
        | Where does the central ray enter the patient for an AP axial projection of the coccyx? |  | Definition 
 
        | 2 inches superior to pubic symphsis |  | 
        |  | 
        
        | Term 
 
        |   
| 
If a lateral projection of the femur will include the hip joint, where should the top of the IR be placed? |  |  | Definition 
 | 
        |  | 
        
        | Term 
 
        | Which of the following devices are necessary to perform an axiolateral projection of the hip (Danelius-Miller)? 1.) sandbags
 2.) leg support device
 3.) vertical IR holder
 |  | Definition 
 | 
        |  |