For a posteroanterior (PA) axial projection of the large intestine following the fluoroscopic portion
of a barium enema, the central ray is angled - ANS30-40 degrees caudad
Where is the proper central ray entrance point for an anteroposterior (AP) projection of the
thumb? - ANSfirst metacarpophalangeal joint
Leukemia has a latency period of: - ANS5 to 7 years
Which of the following is accurate regarding low-pass filtering, or smoothing? - ANSsmoothing is
a local processing operation
Where is the technique chart of anatomically programmed technique systems stored? - ANSin
the microprocessor of the control unit
A patient with ascites would most likely have which of the following type of radiographs? -
ANSanteroposterior (AP) abdomen
Which of the following blood pressure readings would indicate anaphylactic shock? -
ANSdramatic decrease in blood pressure
Which of the following would cause excessive image receptor (IR) exposure while using
automatic exposure control (AEC)? - ANSincorrect radiation detector selection
Federal law on radiation protection requires which two of the following? - ANSmaintaining
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? - ANSArtificial 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 - ANS0.8mm 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? -
ANSexcessive fluoroscopy causes a radiation-induced skin burn
The majority of the x-ray photons are produced at the anode by which interaction? -
ANSbremsstrahlung
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