Radiation Protection FINAL EXAM 2024 WITH 100% COMPLETE SOLUTIONS

What is ionizing radiation? correct answersWhen body produces positively and negatively charged particles (ions) as it passes through matter; causes biologic damage What are the consequences of ionization in human cells? correct answers1. Creation of unstable atoms 2. Production of free electrons 3. Production of low energy x-ray photons 4. Creation of free radicals capable of producing substances poisonous to cell 5. Creation of new biologic molecules detrimental to cell 6. Injury to cell that may manifest an abnormal function or loss of function What are biologic effects? correct answersDamage to living tissue from exposure to ionizing radiation Describe benefit vs. risk. correct answersBenefit of exposure should always outweigh the risk of exposure What is diagnostic efficacy? correct answersDegree to which diagnostic study accurately reveals presence or absence of disease in a patient What is unnecessary exposure? correct answersAny radiation exposure that does not benefit the patient in terms of diagnostic information What are dose limits? correct answersUpper boundary doses of ionizing radiation for which there is a risk for biologic damage What is BERT? correct answersBackground Equivalent Radiation Time; Compares amount of radiation received to a period of time