The total average annual EfD from natural background radiation and human-made radiations combined is 3.6 mSv.

The advantages of the BERT method are BERT does not imply radiation risk; it is simply a means for comparison BERT emphasizes that radiation is an inherent part of the environment BERT provides an answer that is easy for the patient to comprehend

What do airport surveillance systems, ionization-type smoke detector alarms, and nuclear power plants have in common?

Which of the following increases radiation exposure to the patient and the radiographer?

Sources of ionizing radiation can be natural or human-made (artificial).

Something that is predominant is the most …

In addition to the annual occupational EfD limit, the NCRP recommends a lifetime limit, which is found by multiplying an individual’s age in years by which of the following?

BERT is a:

What is the minimum lead requirement for lead aprons according to the NCRP?

To reduce patient exposure to the patient: Reduce the amount of x-ray “beam on” time Use as much distance as warranted between the patient and x-ray tube Shield the patient when doing so won’t compromise the anatomy of interest