HESI RADIOGRAPHY V3 TEST ACTUAL TEST
LATEST 2026 COMPLETE VERIFIED QUESTIONS
AND WELL ELABORATED ANSWERS (A NEW
UPDATED VERSION) |ALREADY GRADED A+
Which is an advantage of digital imaging systems compared to traditional film-
screen systems?
Reduced image noise.
Higher spatial resolution.
Less sensitivity to scatter.
Improved contrast resolution.
ANSWERS: Improved contrast resolution.
Which effect will a low signal-to-noise ratio (SNR) have on the appearance of a
digital radiographic image?
Decreased dynamic range. Decreased brightness.
Decreased contrast resolution. Decreased spatial resolution.
ANSWERS: Decreased contrast resolution.
,Which x-ray tube orientation represents the correct application of the anode
heel effect?
The cathode end is positioned toward the knee for an anteroposterior (AP) femur
projection.
The anode end is positioned toward the elbow for a lateral forearm projection.
The cathode end is positioned toward the elbow for a lateral humerus projection.
The anode end is positioned toward the head for an anteroposterior (AP)
thoracic spine projection.
ANSWERS: The anode end is positioned toward the head for an
anteroposterior (AP) thoracic spine projection.
Which is the primary advantage of a rotating anode?
Less heat is generated at the target.
More heat is generated at the target.
Less heat is generated at the filament.
More heat is generated at the filament.
ANSWERS: Less heat is generated at the target.
,Which image, when performed according to normal standards, will demonstrate the
greatest magnification of the anatomy of interest?
Anteroposterior (AP) lumbar spine.
Posteroanterior (PA) hand.
Lateral cervical spine.
Lateral forearm.
ANSWERS: Lateral cervical spine.
How will raising the window level affect the digital image?
Increases contrast.
Decreases contrast.
Increases brightness.
Decreases brightness.
ANSWERS: Increases brightness.
Which device provides the required amount of voltage for x-ray production?
Battery.
Transformer.
Capacitor.
Rheostat.
ANSWERS: Transformer.
, Which term refers to a graphical representation of pixel values?
Algorithm.
Histogram.
Modulation transfer function (MTF).
Exposure indicators.
ANSWERS: Histogram.
How does a wide window width affect an image?
Decreases contrast.
Increases contrast.
Decreases brightness.
Increases brightness.
ANSWERS: Decreases contrast.
Which is the best way for a radiographer to reduce the effects of patient
motion during a radiographic procedure on an adult patient?
Have a second radiographer hold patient.
Explain the procedure prior to beginning.
Increase the length of exposure.
Sedate the patient.
ANSWERS: Explain the procedure prior to beginning.
LATEST 2026 COMPLETE VERIFIED QUESTIONS
AND WELL ELABORATED ANSWERS (A NEW
UPDATED VERSION) |ALREADY GRADED A+
Which is an advantage of digital imaging systems compared to traditional film-
screen systems?
Reduced image noise.
Higher spatial resolution.
Less sensitivity to scatter.
Improved contrast resolution.
ANSWERS: Improved contrast resolution.
Which effect will a low signal-to-noise ratio (SNR) have on the appearance of a
digital radiographic image?
Decreased dynamic range. Decreased brightness.
Decreased contrast resolution. Decreased spatial resolution.
ANSWERS: Decreased contrast resolution.
,Which x-ray tube orientation represents the correct application of the anode
heel effect?
The cathode end is positioned toward the knee for an anteroposterior (AP) femur
projection.
The anode end is positioned toward the elbow for a lateral forearm projection.
The cathode end is positioned toward the elbow for a lateral humerus projection.
The anode end is positioned toward the head for an anteroposterior (AP)
thoracic spine projection.
ANSWERS: The anode end is positioned toward the head for an
anteroposterior (AP) thoracic spine projection.
Which is the primary advantage of a rotating anode?
Less heat is generated at the target.
More heat is generated at the target.
Less heat is generated at the filament.
More heat is generated at the filament.
ANSWERS: Less heat is generated at the target.
,Which image, when performed according to normal standards, will demonstrate the
greatest magnification of the anatomy of interest?
Anteroposterior (AP) lumbar spine.
Posteroanterior (PA) hand.
Lateral cervical spine.
Lateral forearm.
ANSWERS: Lateral cervical spine.
How will raising the window level affect the digital image?
Increases contrast.
Decreases contrast.
Increases brightness.
Decreases brightness.
ANSWERS: Increases brightness.
Which device provides the required amount of voltage for x-ray production?
Battery.
Transformer.
Capacitor.
Rheostat.
ANSWERS: Transformer.
, Which term refers to a graphical representation of pixel values?
Algorithm.
Histogram.
Modulation transfer function (MTF).
Exposure indicators.
ANSWERS: Histogram.
How does a wide window width affect an image?
Decreases contrast.
Increases contrast.
Decreases brightness.
Increases brightness.
ANSWERS: Decreases contrast.
Which is the best way for a radiographer to reduce the effects of patient
motion during a radiographic procedure on an adult patient?
Have a second radiographer hold patient.
Explain the procedure prior to beginning.
Increase the length of exposure.
Sedate the patient.
ANSWERS: Explain the procedure prior to beginning.
