Chapter 01: Introduction to Radiation Protection Sherer: Radiation Protection in Medical Radiography, 8th Edition MULTIPLE CHOICE 1. Consequences of ionization in human cells include 1. creation of unstable atoms. 2. production of free electrons. 3. creat

Chapter 01: Introduction to Radiation Protection Sherer: Radiation Protection in Medical Radiography, 8th Edition MULTIPLE CHOICE 1. Consequences of ionization in human cells include 1. creation of unstable atoms. 2. production of free electrons. 3. creation of highly reactive free radicals capable of producing substances poisonous to the cell. 4. creation of new biologic molecules detrimental to the living cell. 5. injury to the cell that may manifest itself as abnormal function or loss of function. a. 1, 2, and 3 only b. 2, 3, and 4 only c. 3, 4, and 5 only d. 1, 2, 3, 4, and 5 ANS: D 2. Which of the following is a form of radiation that is capable of creating electrically charged particles by removing orbital electrons from the atom of normal matter through which it passes? a. Ionizing radiation b. Nonionizing radiation c. Subatomic radiation d. Ultrasonic radiation ANS: A 3. Regarding exposure to ionizing radiation, patients who are educated to understand the medical benefit of an imaging procedure are more likely to a. assume a small chance of biologic damage but not suppress any radiation phobia they may have. b. cancel their scheduled procedure because they are not willing to assume a small chance of biologic damage. c. suppress any radiation phobia but not risk a small chance of possible biologic damage. d. suppress any radiation phobia and be willing to assume a small chance of possible biologic damage. ANS: D 4. The millisievert (mSv) is equal to a. 1/10 of a sievert. b. 1/100 of a sievert. c. 1/1000 of a sievert. d. 1/10,000 of a sievert. ANS: C