Question 1

Radiographic images do not include the patient's name and date of birth; instead, a unique patient identification number is used as the file header.

Accepted Answer

A) True 
 B)False  False

Question 2

The period of ____________________ is important in deciding upon which indicators of changes in performance we are going to monitor routinely.

Accepted Answer

observation

Question 3

One of the tasks of the technologist after the DR image is acquired determining whether the image is underexposed or ____________________.

Accepted Answer

overexposed

Question 4

Some errors are the result of improper practice by the technologist, such as incorrect technique factor selection and artifacts from patient clothing or jewelry that interfere with the projected ____________________.

Accepted Answer

The answer of Some errors are the result of improper...

Question 5

If the operator interface to the machine is extremely complex, ____________________ errors will increase exponentially.

Accepted Answer

The answer of If the operator interface to the machine...

Question 6

When an exam is scheduled for a particular imaging resource, the RIS makes a list of patients available to the DR ____________________ station.

Accepted Answer

The answer of When an exam is scheduled for a...

Question 7

Integrated systems have uniform surfaces to capture the radiographic projection, but the efficiency of collection of stimulated emissions is highly nonuniform across the field of view.

Accepted Answer

A) True 
 B)False

Question 8

Having considered specific QC activities that can help monitor and improve image quality, it is useful to construct a table that identifies each QC task and the party responsible for performing the task.What is this table called?

Accepted Answer

A)   gray scale display function
B)   task allocation matrix
C)   range-of-adjustment
D)   modality worklist

Question 9

What is another name for the flowchart of the steps involved in performing a DR exam?

Accepted Answer

A)   indicator
B)   control limit
C)   process map
D)   metadata

Question 10

The DICOM modality worklist (MWL)is a feature designed specifically to take advantage of information that already exists in ____.

Accepted Answer

A)   DR
B)   RIS
C)   HIS
D)   PACS

Question 11

The clinical ____________________ is responsible for equipment life cycle management and is therefore intimately involved in calibrations and service.

Accepted Answer

The answer of The clinical ____________________ is responsible for equipment...

Question 12

For cassette-based systems, the duration of erasure could be too short or the intensity of the erasure could be too low, perhaps from burned out erasure ____________________.

Accepted Answer

The answer of For cassette-based systems, the duration of erasure...

Question 13

Because verifying every performance parameter before each exam would interfere with clinical operations, periodic measurements assure that the system is properly configured and calibrated and that performance has not ____________________.

Accepted Answer

The answer of Because verifying every performance parameter before each...

Question 14

The specific QC tests that are required for digital mammography are those specified by the imaging equipment manufacturer, with the exception of the limitation on maximum radiation dose, which is not more than that allowed for a ____.

Accepted Answer

A)   task allocation matrix
B)   GSDF
C)   screen-film mammography
D)   DR

Question 15

At extremely high contrast, any DR image will appear ____________________.

Accepted Answer

The answer of At extremely high contrast, any DR image...

Question 16

In DR, demographic and exam data accompany the DR image in an electronic file header.What is this called?

Accepted Answer

A)   process map
B)   metadata
C)   artifact
D)   radiology information system

Question 17

Acquiring a ____ image according to the specific conditions of the manufacturer makes it possible to verify uniformity, absence of receptor defects, gain, and the value of the DR exposure indicator.

Accepted Answer

A)   flat-field
B)   ghost
C)   process map
D)   digital

Question 18

Which calibration for nonuniformity must be repeated on a periodic basis?

Accepted Answer

A)   shading correction
B)   flat field
C)   reusable image media
D)   ghost image

Question 19

Human errors tend to be systematic and predictable.

Accepted Answer