EXAM Questions and Verified Rationalized Answers,
100% Guarantee Pass
1. Which bony landmark is commonly used for central ray location an ananteroposterior (AP)
l l l l l l l l l l l l l
chest projection?
l l
ANS Jugular notch
l l l
2. A radiographer prepares to do an excretory urogram on a patient who hasa history of asthma.
l l l l l l l l l l l l l l l l l
At this institution, policies are in place to select the typeof contrast used based on the needs of the pa
l l l l l l l l l l l l l l l l l l l l
tient. Which type of contrast should be used in this situation?
l l l l l l l l l l
ANS Iodinated, nonionic
l l l
3. In conventional tomography,the radiographer is able to control the thick-
l l l l l l l l l l
ness of the tomographic slice by altering which of the following?
l l l l l l l l l l l
A. Exposure angle l
B. Fulcrum height l
C. Tube trajectory l
ANS A.Exposure angle
l l l l
4. On a radiograph of a shoulder,the greater tubercle is visualized in profile.Which projection w
l l l l l l l l l l l l l l l
,as taken?
l
ANS Anteroposterior (AP), external rotation
l l l l l
5. Which factor will increase x-
l l l l
ray beam quantity at the image receptor (IR)without increasing heat units produced by the tube
l l l l l l l l l l l l l l l
?
ANS Decreased filtration
l l l
6. Which position most accurately describes the Camp Coventry method fordemonstrating the int
l l l l l l l l l l l l
ercondylar fossa of the knee? l l l l
ANS Prone with the femur par-allel to the image receptor
l l l l l l l l l l l
7. Which position of the elbow will clearly demonstrate the radial neck free ofulnar superimpositio
l l l l l l l l l l l l l l
n?
ANS Lateral oblique
l l l
8. What would a continuous,fine,horizontal white line across the computedradiography image i
l l l l l l l l l l l l l
ndicate?
ANS Dirt on the light guide or laser head
l l l l l l l l l
9. Where should the radiographer direct the central ray for a posteroanterior(PA) chest?
l l l l l l l l l l l l
, l ANS Midsagittal plane and 18-20 cm below the vertebral prominens
l l l l l l l l l
10. Why is it important for the radiographer to observe the milliampere sec-
l l l l l l l l l l l
l onds (mAs) readout at the end of each exposure when using automatic ex- posure control (AEC)?
l l l l l l l l l l l l l l l
l ANS This value may be used as a basis for calculating manualtechniques
l l l l l l l l l l l l
11. Pelvisroutinecallsforananteroposterior(AP)withaperpendicularcentralray (CR), and an axial
l l l l l l l l l l l l l l l
l AP with a 40 degree cephalic angle. Using a caliper measurement,the technique chart yields a perf
l l l l l l l l l l l l l l l l
ect set of exposure factors forthe perpendicular AP. How will the necessary exposure factors for th
l l l l l l l l l l l l l l l l
e axial differ from the perpendicular AP?
l l l l l l
l ANS Greater measurement, higher kilovolts peak (kVp) and milliampere-seconds (mAs)
l l l l l l l l l
12. Whichcharacteristics aretrueofbothx-raysandgammarays?(Selectthethree that apply.)
l l l l l l l l l l l l l l
l ANS Are low linear energy transfer (LET) radiation, Are electromag-
l l l l l l l l l
netic radiation, Damage biologic tissues through indirect action
l l l l l l l l