2024-2025 REAL ACTUAL 95 QUESTIONS AND CORRECT
ANSWERS.
1 Gyt (gray)= how many rads? - ANSWER-100 rads
The measurement of radiation absorbed by radiation workers and
population workers is known as the... - ANSWER-Sievert or Dose
equivalent (rem)
1Sv= how many rem? - ANSWER-100 rem
Absorbed dosage is measured with what 2 units? - ANSWER-rads and
Grays
This dose assesses the POTENTIAL for biochemical changes in specific
tissues. - ANSWER-Absorbed dosage (rad)
This dosage is used to assess how much biological damage is expected
from the absorbed dose. - ANSWER-Dose equivalent (rem or Sv)
A Thermoluminescent Dosimeter, also known as a ______ _______,
measures occupational X-ray exposure in this measurement. - ANSWER-
Film badge; rads
, Patient protection When given the option, use (decrease or increase)
mAs and (decrease or increase) kVp. - ANSWER-decrease
(mAs=quantity/intensity); increase (kVp=energy/penetrability)
What is the annual occupation dose limit for the whole body? -
ANSWER-5 rems/year=.05 Sv/year
The law of Bergonie and Tribondeau states these 4 qualities increases
radiosensitivity for cells. - ANSWER-1. High cell METABOLIC activity
2. YOUNG tissue
3. High growth/PROLIFERATION rate
4. STEM cells (as opposed to mature cells)
These 3 cell types have a high radiosensitivity - ANSWER-
Spermatogonia; lymphocytes; and erythroblasts (SLE)
These 3 cell types have a low radiosensitivity - ANSWER-Fibroblasts;
Muscle cells; and Nerve cells
This tissue has a weighting factor of .25 - ANSWER-Gonads
CHRONIC low doses of radiation can result in? - ANSWER-Cancer,
anemia, cataracts, and life span shortening.