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Which change should be made when performing an abdomen radiograph on a patient with ascites? ֎ -:- Raise exposure factors. Which system can store images? ֎ -:- Picture archival and communication system (PACS). What is the result if pixel bit depth is decreased? ֎ -:- Contrast resolution i...

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  • 27 augustus 2024
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Excellence is key | 2024/2025 ~Page |1



HESI EXIT EXAM Questions & 100%
Correct Answers- Latest Test | Graded A+
| Passed
Which change should be made when performing an abdomen radiograph on a patient with

ascites?


֎ -:- Raise exposure factors.




Which system can store images?


֎ -:- Picture archival and communication system (PACS).




What is the result if pixel bit depth is decreased?


֎ -:- Contrast resolution is decreased.




Prior to performing a posteroanterior (PA) chest projection with automatic exposure

control (AEC), the radiographer discovers that the patient has had a right total

pneumonectomy. Which technical consideration should be considered?


֎ -:- Selecting only the detector on the left side.




Without changing any other factors, which effect is caused by decreasing the field size from

14X17 inches to 8X10 inches?




26/08/2024 | © Copyright- This work may not be copied for profit.

, Excellence is key | 2024/2025 ~Page |2


֎ -:- Decrease in the amount of scatter radiation within the part.




How often should lead aprons be evaluated to determine if cracks or holes are present?


֎ -:- Annually.




An increase in which factor will improve spatial resolution?


֎ -:- Source to image receptor distance (SID).




What is the most likely reason for the increase in quantum noise on a computed

radiography (CR) image?


֎ -:- Lower than required milliampere-seconds (mAs).




Which information in the patient history should prompt the radiographer to decide against

using automatic exposure controls when taking a chest x-ray?


֎ -:- Emphysema.




Which statement is true regarding exposure indicator and the evaluation of digital images?


֎ -:- Exposure indicator must be reviewed with every image and must fall within

the manufacturer's acceptable range.




Which digital communication network is used to store patient billing information?


26/08/2024 | © Copyright- This work may not be copied for profit.

, Excellence is key | 2024/2025 ~Page |3


֎ -:- HIS.




Which digital post-processing results in a black background surrounding the original

collimated edges?


֎ -:- Shuttering.




Which device temporarily stores an electric charge?


֎ -:- Capacitor.




What are recommended uses of the digital annotation tool? (Select the four that apply.)


֎ -:- Entering technical factors

Indicating date or time of the exam


Labeling central ray (CR) projection


Indicating radiographer performing the exam




How does an increase in noise affect the quality of a digital image?


֎ -:- Contrast is decreased.




Which pathologic condition requires a reduction in exposure factors to produce an

acceptable image?




26/08/2024 | © Copyright- This work may not be copied for profit.

, Excellence is key | 2024/2025 ~Page |4


֎ -:- Emphysema.




The radiographer is using automatic brightness control during fluoroscopy. What change in

patient exposure should the radiographer expect as the patient size increases?


֎ -:- Increase in exposure.




Which calculation is used to determine grid ratio?


֎ -:- Height of the lead strips divided by the width of the interspace material.




Which is the most likely cause of a histogram error?


֎ -:- Selection of an incorrect exam from the look-up table.




Picture archiving and communication system (PACS) networks are capable of performing

which functions? (Select the two that apply.)


֎ -:- Transmitting diagnostic images to remote work stations.

Downloading images from different imaging modalities.




Who judges radiographic images for quality? (Select the four that apply.)


֎ -:- Radiographers

Ordering physicians


Radiologists


26/08/2024 | © Copyright- This work may not be copied for profit.

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