Question 1

Most grids used for mobile radiography have ratios of:

Accepted Answer

A)  6:1 or 8:1. 
B)  8:1 or 10:1. 
C)  10:1 or 12:1. 
D)  12:1 or 16:1. 
A)  6:1 or 8:1. 
B)  8:1 or 10:1. 
C)  10:1 or 12:1. 
D)  12:1 or 16:1. A

Question 2

How long should the patient lie in the decubitus position before making the exposure during a mobile decubitus chest examination?

Accepted Answer

A)  1 minute 
B)  2 minutes 
C)  3 minutes 
D)  5 minutes 
A)  1 minute 
B)  2 minutes 
C)  3 minutes 
D)  5 minutes D

Question 3

The central ray must be centered within how many inches of the midline of the grid to avoid grid cutoff?

Accepted Answer

A)  1 inch 
B)  1inches 
C)  2 inches 
D)  2inches 
A)  1 inch 
B)  1inches 
C)  2 inches 
D)  2inches B

Question 4

During mobile radiography,the least amount of scattered radiation will occur at what angle to the patient or part being radiographed?

Accepted Answer

A)  45 degrees 
B)  50 degrees 
C)  70 degrees 
D)  90 degrees 
A)  45 degrees 
B)  50 degrees 
C)  70 degrees 
D)  90 degrees

Question 5

Which position is recommended for a mobile AP chest examination on a critically ill patient?

Accepted Answer

A)  Seated upright at a 90-degree angle 
B)  Seated upright at a 45-degree angle 
C)  Supine 
D)  Left lateral decubitus 
A)  Seated upright at a 90-degree angle 
B)  Seated upright at a 45-degree angle 
C)  Supine 
D)  Left lateral decubitus

Question 6

The single most effective means of radiation protection during mobile radiography is:

Accepted Answer

A)  distance. 
B)  exposure time. 
C)  choice of kVp. 
D)  use of a nongrid technique. 
A)  distance. 
B)  exposure time. 
C)  choice of kVp. 
D)  use of a nongrid technique.

Question 7

Which protective attire is worn by the radiographer if a patient has drainage secretion precautions?

Accepted Answer

A)  Gown 
B)  Shoe covers 
C)  Gloves 
D)  Mask 
A)  Gown 
B)  Shoe covers 
C)  Gloves 
D)  Mask

Question 8

During mobile radiography,the radiographer ideally should be standing at what degree of angle from the primary beam?

Accepted Answer

A)  0 degrees 
B)  45 degrees 
C)  90 degrees 
D)  45 to 90 degrees 
A)  0 degrees 
B)  45 degrees 
C)  90 degrees 
D)  45 to 90 degrees

Question 9

Mobile radiographic units can have direct digital capability with wired to the unit or wireless.

Accepted Answer

A) True 
 B)False

Question 10

The generators for mobile units have the same kilowatt rating as stationary x-ray equipment.

Accepted Answer

A) True 
 B)False

Question 11

During a mobile exposure,the radiographer should be how far from the patient or part being radiographed?

Accepted Answer

A)  4 feet 
B)  5 feet 
C)  6 feet 
D)  10 feet 
A)  4 feet 
B)  5 feet 
C)  6 feet 
D)  10 feet

Question 12

According to federal regulations,the source-to-skin (SSD)distance during mobile radiography may not be less than _____ inches.

Accepted Answer

A)  10 
B)  12 
C)  15 
D)  24 
A)  10 
B)  12 
C)  15 
D)  24

Exam 20: Mobile Radiography

Most grids used for mobile radiography have ratios of:

How long should the patient lie in the decubitus position before making the exposure during a mobile decubitus chest examination?

The central ray must be centered within how many inches of the midline of the grid to avoid grid cutoff?

During mobile radiography,the least amount of scattered radiation will occur at what angle to the patient or part being radiographed?

Which position is recommended for a mobile AP chest examination on a critically ill patient?

The single most effective means of radiation protection during mobile radiography is:

Which protective attire is worn by the radiographer if a patient has drainage secretion precautions?

During mobile radiography,the radiographer ideally should be standing at what degree of angle from the primary beam?

Mobile radiographic units can have direct digital capability with wired to the unit or wireless.

The generators for mobile units have the same kilowatt rating as stationary x-ray equipment.

During a mobile exposure,the radiographer should be how far from the patient or part being radiographed?

According to federal regulations,the source-to-skin (SSD)distance during mobile radiography may not be less than _____ inches.

Preliminary Steps in Radiography

General Anatomy and Radiographic Positioning Terminology

Thoracic Viscera: Chest and Upper Airway

Abdomen

Upper Extremity

Shoulder Girdle

Lower Extremity

Pelvis and Hip

Vertebral Column

Bony Thorax

Cranium

Trauma Radiography

Contrast Arthrography

Myelography and Other Central Nervous System Imaging

Digestive System: Salivary Glands, alimentary Canal, and Biliary System

Urinary System and Venipuncture

Reproductive System

Mammography

Bone Densitometry

Surgical Radiography

Pediatric Imaging

Geriatric Radiography

Sectional Anatomy for Radiographers

Computed Tomography

Magnetic Resonance Imaging

Vascular,cardiac,and Interventional Radiography

Diagnostic Medical Sonography

Nuclear Medicine and Molecular Imaging

Radiation Oncology

Filters