Review/Test 3

Question 1

Determine CumEFD limit to the whole body for an occupationally exposed person who is 54 years old.

Answer 1

540 mSv

Question 2

The primary function of the NRC is to:

Answer 2

oversee the nuclear energy industry

Question 3

What term involves a random effect of ionizing radiation?

Answer 3

Stochastic event

Question 4

After what length of time does the audible alarm sound during a fluoro exam?

Answer 4

5 minutes

Question 5

What is the regulatory standard for total filtration for fixed x-ray units?

Answer 5

2.5 mm aluminum equivalent

Question 6

What combination of technical exposure factors reduces patient radiation dose?

Answer 6

High kVp, low mAs

Question 7

During which exams should a radiographer always wear a shield?

Answer 7

fluoroscopy and special procedures

Question 8

Whenever scatter radiation decreases, the radiographer’s exposure;

Answer 8

decreases

Question 9

Tube modulation in CT scanning can:

Answer 9

help to reduce patient dose