HESI Comprehensive exam 1 2026 With
Questions And Answer Written Correctly
Which item can be used as an indicator of the quality of the diagnostic x-ray beam? - correct answer
<<<<<100%answer✔✔Kilovoltage peak (kVp)
Which condition represents the most likely indication for an anteroposterior (AP) chest projection with
the patient in the left lateral decubitis position? - correct answer <<<<<100%answer✔✔Effusion of
the left lung
Which action is best taught to the patient using the communication technique of demonstration? -
correct answer <<<<<100%answer✔✔The correct positioning for a particular projection
Where is edge enhancement post processing most helpful in digital radiography? - correct answer
<<<<<100%answer✔✔Low contrast studies
Which is the most likely cause of a histogram error? - correct answer
<<<<<100%answer✔✔Selection of an incorrect exam from the look-up table
During preparation for a surgical procedure, an unopened sterile package becomes damp from an
accidental spill of saline. Which response is most appropriate? - correct answer
<<<<<100%answer✔✔Consider the package contaminated and replace it with a sterile item.
Which is the most appropriate guideline to follow when radiographing patients in their late adult years?
- correct answer <<<<<100%answer✔✔Speak slowly and in a low tone of voice
What is the term for the adjustment of image brightness, regardless of exposure received? - correct
answer <<<<<100%answer✔✔Rescaling
,How does an increase in nose affect the quality of a digital image? - correct answer
<<<<<100%answer✔✔Contrast is decreased
A patient in the radiology department suddenly develops a nosebleed. The radiographer instruct the
patient to lean forward and pinch the affected nostril against the midline nasal cartilage, but the
bleeding does not stop. What should the radiographer do next? - correct answer
<<<<<100%answer✔✔Apply a moist compress
Which position should a patient be placed in immediately following a seizure? - correct answer
<<<<<100%answer✔✔Lateral recumbent
How can magnification of the heart be reduced when performing a chest x-ray? - correct answer
<<<<<100%answer✔✔Using 72 in SID
Which accurately describes the radiation dose absorbed by bone marrow? - correct answer
<<<<<100%answer✔✔The dose will be less than the entrance skin exposure
What is the function of a rectifier? - correct answer <<<<<100%answer✔✔Convert alternating
current to pulsating direct current
How often should lead aprons be evaluated to determine if crack or holes are present? - correct answer
<<<<<100%answer✔✔Annually
A lateral L5/S1 lumbosacral junction is performed with the CR directed 2 inches anterior superior iliac
spine (ASIS) and 1 1/2 inches inferior to the iliac crest. Which statement describes this method? -
correct answer <<<<<100%answer✔✔The central ray will be well anterior to the L5/S1 junction
What is the magnitude of the angle formed by the intervertebral foramina and the midsagittal plane in
the thoracic spine? - correct answer <<<<<100%answer✔✔90 degrees
What is the result if pixel depth is decreased? - correct answer <<<<<100%answer✔✔Contrast
resolution is decreased
, Which legal concept is violated by a radiographer who performs an examination without an examination
order? - correct answer <<<<<100%answer✔✔Battery
Which statement is true regarding exposure indicator and the evaluation of digital images? - correct
answer <<<<<100%answer✔✔Exposure indicator must be reviewed with every image and must fall
within the manufacturerer's acceptable range
Which term best describes the process of cleaning the surfaces in a radiology department with 10%
bleach solution in water? - correct answer <<<<<100%answer✔✔Medical asepsis
Which central ray angle is best for heavy, wide-hipped patients for lateral lumbar projections? - correct
answer <<<<<100%answer✔✔5 degrees caudal
Which steps increase contrast in fluoroscopy? (Select the two that apply) - correct answer
<<<<<100%answer✔✔Use a smaller collimator field, reduce kilovolts peak (kVp)
In which clinical situation has valid consent been obtained? - correct answer
<<<<<100%answer✔✔A 16 year old mother provides consent to perform an x-ray on her 6 month
old child
Why is the left lateral decubitus position recommended as part of an acute abdominal series? - correct
answer <<<<<100%answer✔✔Free air is demonstrated away from the gastric bubble.
Which digital communication network is used to store patient billing information? - correct answer
<<<<<100%answer✔✔HIS
Which is the most appropriate reason for the application of gonadal shielding? - correct answer
<<<<<100%answer✔✔To safe guard the reproductive potential of patients
Place these bit depths in order from the one that will produce the least number of grays to the one that
will produce the greatest number of grays. - correct answer <<<<<100%answer✔✔8, 10, 12, 14
Questions And Answer Written Correctly
Which item can be used as an indicator of the quality of the diagnostic x-ray beam? - correct answer
<<<<<100%answer✔✔Kilovoltage peak (kVp)
Which condition represents the most likely indication for an anteroposterior (AP) chest projection with
the patient in the left lateral decubitis position? - correct answer <<<<<100%answer✔✔Effusion of
the left lung
Which action is best taught to the patient using the communication technique of demonstration? -
correct answer <<<<<100%answer✔✔The correct positioning for a particular projection
Where is edge enhancement post processing most helpful in digital radiography? - correct answer
<<<<<100%answer✔✔Low contrast studies
Which is the most likely cause of a histogram error? - correct answer
<<<<<100%answer✔✔Selection of an incorrect exam from the look-up table
During preparation for a surgical procedure, an unopened sterile package becomes damp from an
accidental spill of saline. Which response is most appropriate? - correct answer
<<<<<100%answer✔✔Consider the package contaminated and replace it with a sterile item.
Which is the most appropriate guideline to follow when radiographing patients in their late adult years?
- correct answer <<<<<100%answer✔✔Speak slowly and in a low tone of voice
What is the term for the adjustment of image brightness, regardless of exposure received? - correct
answer <<<<<100%answer✔✔Rescaling
,How does an increase in nose affect the quality of a digital image? - correct answer
<<<<<100%answer✔✔Contrast is decreased
A patient in the radiology department suddenly develops a nosebleed. The radiographer instruct the
patient to lean forward and pinch the affected nostril against the midline nasal cartilage, but the
bleeding does not stop. What should the radiographer do next? - correct answer
<<<<<100%answer✔✔Apply a moist compress
Which position should a patient be placed in immediately following a seizure? - correct answer
<<<<<100%answer✔✔Lateral recumbent
How can magnification of the heart be reduced when performing a chest x-ray? - correct answer
<<<<<100%answer✔✔Using 72 in SID
Which accurately describes the radiation dose absorbed by bone marrow? - correct answer
<<<<<100%answer✔✔The dose will be less than the entrance skin exposure
What is the function of a rectifier? - correct answer <<<<<100%answer✔✔Convert alternating
current to pulsating direct current
How often should lead aprons be evaluated to determine if crack or holes are present? - correct answer
<<<<<100%answer✔✔Annually
A lateral L5/S1 lumbosacral junction is performed with the CR directed 2 inches anterior superior iliac
spine (ASIS) and 1 1/2 inches inferior to the iliac crest. Which statement describes this method? -
correct answer <<<<<100%answer✔✔The central ray will be well anterior to the L5/S1 junction
What is the magnitude of the angle formed by the intervertebral foramina and the midsagittal plane in
the thoracic spine? - correct answer <<<<<100%answer✔✔90 degrees
What is the result if pixel depth is decreased? - correct answer <<<<<100%answer✔✔Contrast
resolution is decreased
, Which legal concept is violated by a radiographer who performs an examination without an examination
order? - correct answer <<<<<100%answer✔✔Battery
Which statement is true regarding exposure indicator and the evaluation of digital images? - correct
answer <<<<<100%answer✔✔Exposure indicator must be reviewed with every image and must fall
within the manufacturerer's acceptable range
Which term best describes the process of cleaning the surfaces in a radiology department with 10%
bleach solution in water? - correct answer <<<<<100%answer✔✔Medical asepsis
Which central ray angle is best for heavy, wide-hipped patients for lateral lumbar projections? - correct
answer <<<<<100%answer✔✔5 degrees caudal
Which steps increase contrast in fluoroscopy? (Select the two that apply) - correct answer
<<<<<100%answer✔✔Use a smaller collimator field, reduce kilovolts peak (kVp)
In which clinical situation has valid consent been obtained? - correct answer
<<<<<100%answer✔✔A 16 year old mother provides consent to perform an x-ray on her 6 month
old child
Why is the left lateral decubitus position recommended as part of an acute abdominal series? - correct
answer <<<<<100%answer✔✔Free air is demonstrated away from the gastric bubble.
Which digital communication network is used to store patient billing information? - correct answer
<<<<<100%answer✔✔HIS
Which is the most appropriate reason for the application of gonadal shielding? - correct answer
<<<<<100%answer✔✔To safe guard the reproductive potential of patients
Place these bit depths in order from the one that will produce the least number of grays to the one that
will produce the greatest number of grays. - correct answer <<<<<100%answer✔✔8, 10, 12, 14
