Mary Alice Statkiewicz Sherer, Paula J. Visconti, E. Russell Ritenour,
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, TABLE OF CONTENT
1. Introduction to Radiation Protection
2. Radiation: Types, Sources, and Doses Received
3. Interaction of X-Radiation with Matter
4. Radiation Quantities and Units
5. Radiation Monitoring
6. Overview of Cell Biology
7. Molecular and Cellular Radiation Biology
8. Early Tissue Reactions and Their Effects on Organ
Systems
9. Stochastic Effects and Late Tissue Reactions of
Radiation in Organ Systems
10. Dose Limits for Exposure to Ionizing Radiation
11. Equipment Design for Radiation Protection
12. Management of Patient Radiation Dose During
Diagnostic X-Ray Procedures
13. Radiation Safety in Computed Tomography and
Mammography
14. Management of Imaging Personnel Radiation Dose
During Diagnostic X-Ray Procedures
15. Radioisotopes and Radiation Protection
Chapter 01: Introduction to Radiation Protection
Test Bank
MULTIPLE CHOICE
1. Some consequences of ionization in human cells include:
1. creation of unstable atoms.
2. production of free electrons.
3. creation of reactive free radicals capable of producing substances poisonous to the cell.
a. 1 only
b. 2 only
c. 3 only
d. 1, 2, and 3
ANS: D REF: 2
2. Which of the following is a special form of radiation that is capable of creating electrically
charged particles by removing orbital electrons from the atom of the material with which it
interacts?
a. Ionizing radiation
b. Nonionizing radiation
, c. Subatomic radiation
d. Ultrasonic radiation
ANS: A REF: 2
3. Patients who have an understanding of the medical benefits of an imaging procedure because
they received factual information about the study before having the examination are more
likely to:
a. assume a small risk of biologic damage but not overcome any radiation phobia
they may have.
b. cancel their scheduled procedure because they are not willing to assume a small
risk of biologic damage.
c. overcome any radiation phobia but not assume a small risk of possible biologic
damage.
d. overcome any radiation phobia and be willing to assume a small risk of possible
biologic damage.
ANS: D REF: 8
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 REF: 9
5. The advantages of the BERT method are:
1. it does not imply radiation risk; it is simply a means for comparison.
, 2. it emphasizes that radiation is an innate part of our environment.
3. the answer given in terms of BERT is easy for the patient to comprehend.
a. 1 and 2 only
b. 1 and 3 only
c. 2 and 3 only
d. 1, 2, and 3
ANS: D REF: 9
6. If a patient asks a radiographer a question about the potential risk of radiation exposure
associated with a specific x-ray procedure, the radiographer should:
a. use his or her intelligence and knowledge to answer the question honestly and
provide a suitable example that compares the amount of radiation received from
the procedure in question with natural background radiation received over a given
period of time.
b. avoid the patient’s question by changing the subject.
c. tell the patient that it is unethical to discuss such concerns.
d. refuse to answer the question and recommend that he or she speak with the
referring physician.
ANS: A REF: 9
7. Which of the following is the intention behind the ALARA concept?
a. To keep radiation exposure and consequent dose at the highest possible level
b. To keep radiation exposure and consequent dose at an average level
c. To keep radiation exposure and consequent dose at the lowest possible level
d. To avoid the use of ionizing radiation in radiologic practice
ANS: C REF: 5
8. The basic principles of radiation protection include which of the following?
1. Time
2. Distance
3. Shielding
a. 1 only
b. 2 only
c. 3 only
d. 1, 2, and 3
ANS: D REF: 5
9. In a hospital setting, which of the following professionals is expressly charged by the hospital
administration to be directly responsible for the execution, enforcement, and maintenance of
the ALARA program?
a. Assistant administrator of the facility
b. Chief of staff
c. Radiation Safety Officer
d. Student radiologic technologist
ANS: C REF: 8