LRA 222 WEEK 2 EXAM QUESTIONS WITH 100% COMPLETE SOLUTIONS| LATEST UPDATE

LRA 222 WEEK 2 EXAM QUESTIONS WITH
100% COMPLETE SOLUTIONS| LATEST
UPDATE

1. Which of the following is not a primary exposure technique factor?
A. KVP
B. Time of exposure
C. SID
D. MA - correct answer-C. SID


2. Which of the following is true regarding the effect of mAs on the brightness of a digital
image?
A. doubling the mAs will increase brightness
B. halving the mAs will decrease brightness
C. mAs does not affect brightness in a digital image
D. doubling the mAs will increase brightness and halving the mAs will decrease
brightness - correct answer-C. mAs does not affect brightness in a digital image


3. With digital imaging, if the mAs is too high
A. the image brightness will appear low (dark)
B. the image brightness will appear appropriate
C. the image brightness will appear high (light)
D. none of these - correct answer-B. the image brightness will appear appropriate


4. What is the relationship between kVp and subject contrast?
A. high kVp creates low subject contrast
B. low kVp creates low subject contrast
C. high kVp creates high subject contrast
D. kVp does not affect subject contrast - correct answer-A. high kVp creates low subject
contrast


5. Using excessive kVp with a digital IR results in
1 increased IR exposure
2 increased scatter reaching the IR
3 decreased contrast
A. increased IR exposure and increased scatter reaching the IR only
B. increased IR exposure and decreased contrast only
C. increased scatter reaching the IR and decreased contrast only