MOCK EXAM - Verified Questions And
Answers
M/C: Which of the following are true for an AP coccyx projection?
1. 15 degree cephalic angle.
2. 10 degree caudal angle
3. center 2 inches superior to the pubic symphysisVerified Answers 2 and 3
More windings on the primary side of the transformer will create ____ voltage on the
secondary side.Verified Answers less
In the construction of a radiographic grid, what defines the grid ratio?Verified Answers
height of lead strips compared to the distance between them
What positioning technique could help enhance the quality of a lateral knee?Verified
Answers CR with a 5 degree cephalic angle
During a fluoro exposure, a patient's stomach absorbs a total of 0.012 joules of energy.
The tissues of the stomach weigh 3 kilograms. What is the absorbed dose?Verified
Answers 0.004 Gy
Genetic effects are those that manifest:Verified Answers in future generations of the
exposed individual
General Fluoro is limited to maximum entrance skin exposure rate of:Verified Answers
100 mGy/min
How is the patient positioned for an external rotation of the shoulder?Verified Answers
abduct the patients arm
T/F: Electrons and x-rays can be focused.Verified Answers False
Which device in an image receptor can collect and convert light into an electrical signal?
Verified Answers CCD, Photodiode
if a patient begins to have symptoms of hives after an injection of contrast for an IVP,
what should be done first?Verified Answers call a radiologist
What is the most common cause of an off-level grid error?Verified Answers grid shifts
due to patient movement
The trachea bifurcates at the level of the _____.Verified Answers Aortic notch
, If the x-ray tube is moved rapidly during a fluoro exam, the image will blur. This is the
result of the following:Verified Answers camera tube lag
during an x-ray exposure, electrons accelerate towards what part of the x-ray tube?
Verified Answers Anode
What is the radiation weighting factor of x-rays?Verified Answers 1
M/C: The use of proper collimation serves to:
1. Increase image contrast
2. reduce radiation exposure to the patient
3. decrease effective focal-spot sizeVerified Answers 1 and 2
Inherent filtration refers to:Verified Answers filtration that is part of tube design
What effect will decreasing collimation have on patient radiation exposureVerified
Answers increases patient radiation exposure
The severity of the hell effect can be increased by what change in SID?Verified
Answers decreasing sid
M/C: Federal Law on radiation protection requires which of the following?
1. signage for radiation areas
2. maintaining personal dose records
3. publication of personal dose recordsVerified Answers 1 and 2
What is the largest carpal bone?Verified Answers capitate
T/F: the esophagus lies anterior to the trachea?Verified Answers False
To function correctly, the current entering a transformer must be:Verified Answers AC
A middle-aged male with a blood pressure reading 180/80 mmHg would be diagnosed
asVerified Answers hypertensive
PICC lines are used to:Verified Answers Deliver medication through a vein
M/C: Which of the following facts are true regarding x-rays?
1. x-rays have no mass
2. x-rays travel at the speed of light
3. x-rays have a positive chargeVerified Answers 1 and 2
Answers
M/C: Which of the following are true for an AP coccyx projection?
1. 15 degree cephalic angle.
2. 10 degree caudal angle
3. center 2 inches superior to the pubic symphysisVerified Answers 2 and 3
More windings on the primary side of the transformer will create ____ voltage on the
secondary side.Verified Answers less
In the construction of a radiographic grid, what defines the grid ratio?Verified Answers
height of lead strips compared to the distance between them
What positioning technique could help enhance the quality of a lateral knee?Verified
Answers CR with a 5 degree cephalic angle
During a fluoro exposure, a patient's stomach absorbs a total of 0.012 joules of energy.
The tissues of the stomach weigh 3 kilograms. What is the absorbed dose?Verified
Answers 0.004 Gy
Genetic effects are those that manifest:Verified Answers in future generations of the
exposed individual
General Fluoro is limited to maximum entrance skin exposure rate of:Verified Answers
100 mGy/min
How is the patient positioned for an external rotation of the shoulder?Verified Answers
abduct the patients arm
T/F: Electrons and x-rays can be focused.Verified Answers False
Which device in an image receptor can collect and convert light into an electrical signal?
Verified Answers CCD, Photodiode
if a patient begins to have symptoms of hives after an injection of contrast for an IVP,
what should be done first?Verified Answers call a radiologist
What is the most common cause of an off-level grid error?Verified Answers grid shifts
due to patient movement
The trachea bifurcates at the level of the _____.Verified Answers Aortic notch
, If the x-ray tube is moved rapidly during a fluoro exam, the image will blur. This is the
result of the following:Verified Answers camera tube lag
during an x-ray exposure, electrons accelerate towards what part of the x-ray tube?
Verified Answers Anode
What is the radiation weighting factor of x-rays?Verified Answers 1
M/C: The use of proper collimation serves to:
1. Increase image contrast
2. reduce radiation exposure to the patient
3. decrease effective focal-spot sizeVerified Answers 1 and 2
Inherent filtration refers to:Verified Answers filtration that is part of tube design
What effect will decreasing collimation have on patient radiation exposureVerified
Answers increases patient radiation exposure
The severity of the hell effect can be increased by what change in SID?Verified
Answers decreasing sid
M/C: Federal Law on radiation protection requires which of the following?
1. signage for radiation areas
2. maintaining personal dose records
3. publication of personal dose recordsVerified Answers 1 and 2
What is the largest carpal bone?Verified Answers capitate
T/F: the esophagus lies anterior to the trachea?Verified Answers False
To function correctly, the current entering a transformer must be:Verified Answers AC
A middle-aged male with a blood pressure reading 180/80 mmHg would be diagnosed
asVerified Answers hypertensive
PICC lines are used to:Verified Answers Deliver medication through a vein
M/C: Which of the following facts are true regarding x-rays?
1. x-rays have no mass
2. x-rays travel at the speed of light
3. x-rays have a positive chargeVerified Answers 1 and 2
