what is the effect of an increase in filtration of the xray beam Answer -
increased HVL
you have an order for an xray of the left humerus, but the patient states she fell
on the right arm. which is the correct course of action Answer - call the
ordering physician for clarification
disclosure of confidential patient information by a radiographer by
unauthorized individuals is known as Answer - invasion of privacy
which of the following characterizes an iatrogenic infection Answer - it is the
result of physician or medical intervention
what type of drug is used to increase urine output Answer - diuretics
after injection of contrast media Answer - if the patient becomes faint check
vitals immediately
which of the following is reported by the NCRP as the percentage of human
radiation exposure due to natural background radiation Answer - 50%
the PA axial of the large intestine best demonstrates Answer - rectosigmoid
portion
, which of the following is true of the orientation and placement of an IR
Answer - the IR should be large enough to include atleast one joint in all long
bone studies
what is the annual whole body radiation occupational dose limit Answer - 5
rem (50 mSv)
what affects shape distortion Answer - angulation
which of the following is true of beam limitation devices used to protect the
patient by limiting the area of exposure and volume of tissue that is irradiated
Answer - a collimator that automatically restricts the beam to the size of the IR
have a feature known as positive beam limitation
which of the following describes the partial transfer of energy from a photon
during its interaction with tissue in diagnostic radiology Answer - scatter
identify the structure indicated by the red arrows Answer - pericardium
when a radiographer interviews a patient which of the following can he/she
observe Answer - objective signs
which of the following legal doctrines is relevant to a case of obvious
negligence Answer - res ispa loquitor
which of the following is the proper procedure for disposing of a contaminated
sharp Answer - dispose the entire needle and syringe in a dedicated container
without recapping the needle
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