CLOVER LEARNING MOCK EXAM
QUESTIONS AND CORRECT ANSWERS.
VERIFIED 2025/2026.
For a posteroanterior (PA) axial projection of the large intestine following the fluoroscopic
portion of a barium enema, the central ray is angled - ANS 30-40 degrees caudad
Where is the proper central ray entrance point for an anteroposterior (AP) projection of the
thumb? - ANS first metacarpophalangeal joint
Leukemia has a latency period of: - ANS 5 to 7 years
Which of the following is accurate regarding low-pass filtering, or smoothing? -
ANS smoothing is a local processing operation
Where is the technique chart of anatomically programmed technique systems stored? -
ANS in the microprocessor of the control unit
A patient with ascites would most likely have which of the following type of radiographs? -
ANS anteroposterior (AP) abdomen
Which of the following blood pressure readings would indicate anaphylactic shock? -
ANS dramatic decrease in blood pressure
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Which of the following would cause excessive image receptor (IR) exposure while using
automatic exposure control (AEC)? - ANS incorrect radiation detector selection
Federal law on radiation protection requires which two of the following? - ANS maintaining
personnel dose records and signage for radiation areas
Which three of the following would be included in the established Centers for Disease Control
and Prevention (CDC) established rules for proper hand hygiene? - ANS Artificial nails and
extenders are prohibited when providing direct patient care, vigorously rub hands together with
soap and water for at least 15 seconds, natural fingernails should be no longer than 1/4 inch in
length.
Walls that are considered to be secondary barriers should be - ANS 0.8mm of lead thickness
and be 2.1 meters (7 ft) tall
Which of the following might be an example of the legal doctrine of res ipsa loquitur? -
ANS excessive fluoroscopy causes a radiation-induced skin burn
The majority of the x-ray photons are produced at the anode by which interaction? -
ANS bremsstrahlung
When working with a sterile field, which three of the following statements are accurate? -
ANS never turn your back on a sterile field, if you suspect that an object is contaminated,
always assume that is is, avoid reaching across a sterile field
A patient with a history of ulcerative colitis is scheduled for a lower gastrointestinal (LGI) study.
What type of contrast media will be required for the examination? - ANS high density barium
and air
Lethal effects on the embryo/fetus are most likely to occur during what stage of pregnancy? -
ANS Preimplantation
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
QUESTIONS AND CORRECT ANSWERS.
VERIFIED 2025/2026.
For a posteroanterior (PA) axial projection of the large intestine following the fluoroscopic
portion of a barium enema, the central ray is angled - ANS 30-40 degrees caudad
Where is the proper central ray entrance point for an anteroposterior (AP) projection of the
thumb? - ANS first metacarpophalangeal joint
Leukemia has a latency period of: - ANS 5 to 7 years
Which of the following is accurate regarding low-pass filtering, or smoothing? -
ANS smoothing is a local processing operation
Where is the technique chart of anatomically programmed technique systems stored? -
ANS in the microprocessor of the control unit
A patient with ascites would most likely have which of the following type of radiographs? -
ANS anteroposterior (AP) abdomen
Which of the following blood pressure readings would indicate anaphylactic shock? -
ANS dramatic decrease in blood pressure
1 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
, Which of the following would cause excessive image receptor (IR) exposure while using
automatic exposure control (AEC)? - ANS incorrect radiation detector selection
Federal law on radiation protection requires which two of the following? - ANS maintaining
personnel dose records and signage for radiation areas
Which three of the following would be included in the established Centers for Disease Control
and Prevention (CDC) established rules for proper hand hygiene? - ANS Artificial nails and
extenders are prohibited when providing direct patient care, vigorously rub hands together with
soap and water for at least 15 seconds, natural fingernails should be no longer than 1/4 inch in
length.
Walls that are considered to be secondary barriers should be - ANS 0.8mm of lead thickness
and be 2.1 meters (7 ft) tall
Which of the following might be an example of the legal doctrine of res ipsa loquitur? -
ANS excessive fluoroscopy causes a radiation-induced skin burn
The majority of the x-ray photons are produced at the anode by which interaction? -
ANS bremsstrahlung
When working with a sterile field, which three of the following statements are accurate? -
ANS never turn your back on a sterile field, if you suspect that an object is contaminated,
always assume that is is, avoid reaching across a sterile field
A patient with a history of ulcerative colitis is scheduled for a lower gastrointestinal (LGI) study.
What type of contrast media will be required for the examination? - ANS high density barium
and air
Lethal effects on the embryo/fetus are most likely to occur during what stage of pregnancy? -
ANS Preimplantation
2 @COPYRIGHT 2025/2026 ALLRIGHTS RESERVED.
