Generic Radiation Worker Training Supplemental Worker Certification Practice Test

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• Which two body areas share the same annual dose limit of 50 rem/yr?
• True or False: Radioactive material gives off radiation no matter where it is.
• The center of an atom is called the?
• This exposure is a series of small doses spread out over a long period, such as months or years.
• Which of the following is NOT a possible consequence of exceeding dose limits?
• Which of the following best describes fission products?
• Which statement best describes how dose rate relates to distance according to the inverse-square law?
• Which term describes the rate at which radiation dose is delivered?
• Which of the following is a potential somatic result of radiation exposure?
• Difference between radioactive material and contamination?
• Which dosimeter provides a permanent legal record of your occupational dose?
• Which dosimeter allows you to routinely check your dose while you are working?
• How should workers report radiological incidents or abnormal readings?
• What happens to an atom at the end of radioactive decay?
• What is decontamination in a radioactive work environment and why is it important?
• Which type of ionizing radiation has the lowest penetration and is blocked by skin or a sheet of paper?
• Which radiation is most likely to be present in most areas of a nuclear plant?
• How does gamma shielding attenuation depend on materials and energy?
• What is the purpose of dosimetry in radiation work safety?
• Compared to the whole body limit, the lens-of-the-eye limit is...
• If you observe a radiation spill, what is the first action you should take?
• Which two subatomic particles contribute to the mass of the atom and reside in the nucleus?
• Why is it important to perform periodic audits of the radiation safety program and what might be included?
• Which term describes a substance that contains unstable atoms that may emit radiation?
• Which statement best describes radioactive contamination?
• What is the purpose of area monitoring in radiological work?
• What is the recommended approach to decontaminate or launder clothing in the event of contamination?
• Found in the nucleus and has no charge?
• Explain the purpose and typical features of a dosimeter badge system and how results are read.
• A meeting to discuss the upcoming work in a radiation area
• What is the purpose of transportation of radioactive material procedures, and who approves shipments?
• How do fission products differ from activation products?
• Why are routine surface surveys recommended in housekeeping?
• Which shielding method is typically used for neutron radiation?
• Which statement best describes a contamination-control program and its importance?
• Which exposure is the fastest to deliver a high dose (short time)?
• Why is it important to maintain clean, organized work areas in radiological operations?
• Why perform a radiation survey after activities in a controlled area?
• Which term describes the measurement and recording of occupational radiation dose?
• What is the role of the Radiation Safety Officer in a radiological program?
• Which of the following is a source of radiation in the plant?
• What is the recommended approach to contamination control in radiological work?
• What do Radiation Work Practices (RWPs) refer to in a safety program?
• What are the three parts that an atom consists of?
• When is respirator use required in radiological work?
• Which of the following is NOT typically required in a controlled area?
• Effects of radiation exposure that show up in the person exposed to radiation are called?
• Describe the general differences between external and internal dosimetry.
• What monitoring device provides real-time indication of gamma radiation dose rate in a work area?
• On fixed contamination, which statement is true?
• Which type of contamination is most likely to be found as individual particles rather than a surface deposit?
• Radioactive contamination is best described as
• What is the federal annual dose limit for TEDE?
• Which type of radiation is easily stopped by thin materials such as paper and clothing?
• Which practices constitute proper housekeeping to minimize contamination spread in a work area?
• Which radiation has the highest exposure hazard due to penetrating ability?
• Before releasing a controlled area for normal use, what must be verified?
• Which term describes the dose that covers the entire body?
• What is it called when a larger atom splits into two or more smaller atoms?
• How should radioactive waste be classified and labeled, and what are the typical storage requirements?
• Which statement is true about dose limits?
• What is the purpose of medical surveillance in radiation protection?
• What unit is commonly used to express dose rate?
• Who is responsible for maintaining dosimetry records in the radiological program?
• This exposure is a large dose received in a short period, usually less than 24 hours.
• Which radiation is typically found only in or near an operating nuclear reactor?
• Which of the following describes discrete radioactive particles?
• What is a Radiation Work Permit (RWP) and when is it used?
• How many millirems are in one rem?
• Which practice reduces exposure by increasing distance from the source?
• Define equivalent dose and effective dose, and explain how they are used in occupational radiation protection.
• What is the purpose of incident reporting in a radiation safety program?
• The units used to measure contamination are examples of what?
• How is unplanned radiation exposure defined?
• A valuable ALARA tool to reduce exposure
• What is dose rate and how does it differ from dose?
• The process that makes an unstable atom become stable is called?
• What is the difference between removable and fixed contamination?
• What term describes practicing a job in a realistic setting before doing the actual work?
• Which radiation is only found in or near an operating nuclear reactor?
• What does ALARA mean?
• What is the significance of a spill kit and how should it be used?
• Dose to that part of the body from the elbows to the fingertips and the knees to the toes is called what?
• What are the standard radiation safety zones called, and what are their access controls?
• If reproductive cells are damaged and it is passed on to the next generation, they are called what?
• What are the units used to measure contamination?
• Allow workers to practice some jobs in a realistic setting before doing the actual work.
• What is the purpose of a post-job debrief?
• What is the federal annual dose limit for the skin?
• Why is shielding thickness not the only factor in protecting workers from gamma radiation?
• Which phrase best defines ALARA?
• What is a measure of any type of radiation expressed in terms of its estimated biological effects?
• Which of the following is NOT listed as a type of contamination?
• What exposure is mostly received at the nuclear power plant?
• For how long is the pregnancy dose limit applied?
• Who oversees the accuracy and completeness of dose records in occupational exposure tracking?
• RP stands for which term in radiation safety?
• Which radiation has shielding with light materials such as plastic or wood?
• Which term describes the energy emitted by a radioactive atom during decay?
• What is created during the fission process?
• What is the smallest part of an element that retains the characteristics of the element?
• Which option correctly identifies a genetic effect?
• What is the federal annual dose limit for the extremities?
• Which radiation type has high penetration and requires shielding with dense materials such as lead or concrete?
• Orbits around the nucleus and has a negative charge?
• A large collection of radioactive atoms is called?
• How many millirems are in one rem?
• What is the name of the program that allows a worker to exceed federal limits once in a lifetime?
• Which radiation is described as having medium penetration and exposure hazards including skin dose and possible eye lens dose?
• 500 millirem is equal to how many rem?
• Which option lists the four outcomes of radiation striking a human cell?
• Where do electrons primarily reside?
• If a sealed radioactive source is lost or suspected lost, what steps should be taken?
• Which unit is used to express the dose in terms of estimated biological effect?
• If you observe a reading in counts per minute, you are measuring what?
• What is the dose limit for a pregnant nuclear worker after pregnancy is declared?
• TEDE, Total Effective Dose Equivalent, is also known as which of the following?
• What is the difference between a dosimeter and a survey meter?
• Which type of contamination is typically more easily removed from surfaces?
• What is a bioassay and when is it required?
• Differentiate between contamination and radiation irradiation and explain why both matter in the workplace.
• Which of the following best describes the three contamination types?
• NRC Form 4 documents what?
• What are the three types of contamination?
• Which radiation has medium penetration and shielding by light materials such as plastic or wood?
• This Radiation exposure is received while working at a nuclear plant or other jobs involving radiation.
• Found in the nucleus and has a positive charge?
• Distinguish between regulatory dose limits and administrative or site-specific dose limits.
• What shielding material is commonly used to reduce beta radiation exposure?
• Activation products are created when reactor materials are exposed to neutron irradiation.
• What are the typical annual occupational dose limits for adult workers in the U.S. under 10 CFR 20 (whole body), and how do these compare to lens and skin limits?
• Which primary protection strategy minimizes exposure by limiting time spent near a radiation source?
• What is the difference between skin dose and whole-body dose, and when might skin dose be a concern?
• Which of the following is typical components of a radiation safety training program for workers?
• Which subatomic particle carries a negative electric charge?
• What does ALARA stand for?
• Which item is included in a typical pre-job briefing for a radiological task?
• What actions are involved in proper spill response?
• The bits of debris and corrosion that become radioactive as they go through the reactor are called
• Which regulatory requirement addresses posting and notification of radiation hazards to workers?
• What information should be included on a waste label?
• Which statement best defines a controlled area in a radiological work environment?
• One of the biological effects that can result from radiation damage to a cell
• In radiation protection, which metric incorporates radiation type with a weighting factor and measures dose to a specific organ?
• Before releasing a controlled area after decontamination, which statement is correct?
• Which methods are commonly used to decontaminate skin and clothing?
• Which instrument is most appropriate for detecting alpha contamination on surfaces after a spill?
• What are the possible consequences you can face for exceeding dose limits?
• Which term describes the dose to a localized area such as the hands or feet?
• Which step is recommended for decontaminating skin that may be contaminated with radioactive materials?
• The radioactive atoms that result from fissioning are called
• What is an area monitoring program and what functions does it serve?
• What dose metric is used to protect the unborn child of a declared pregnant worker, and what is the total dose limit?
• Which control is sometimes required in a controlled area to manage potential contamination?
• What is the purpose of calibration of survey instruments and dosimeters, and who typically performs it?
• What term is used for the measurement system that tracks radiation exposure in workers?
• What instrument would you use to detect alpha contamination on a surface and why?
• The term that represents the total amount of radiation you were exposed to is called what?
• Which government agency Oversees the nuclear industry?
• Which option correctly identifies the location and charge of protons?
• What is ALARA and why is it central to a radiation protection program?
• Which factors influence how long to stay near a radiation source during a task?
• What is the purpose of a drill or mock radiological exercise?
• Which term describes how fast you would be receiving radiation exposure?
• Which radiation is common in the reactor but not found in other plant components?
• Which unit is used to measure the rate of radioactive decay associated with contamination?
• Besides the skin, which body part has a 50 rem/yr limit?
• An atom that has excess energy is called what?
• Which statement best describes the Radiation Safety Officer's approval authority?
• What is dose mapping and how is it used in planning radiological work?
• What is the federal annual dose limit for the lens of the eye?
• What does TEDE stand for?
• Discrete radioactive particles are described as what?
• Which statement best describes Planned Special Exposure?
• What is the primary purpose of dosimetry for monitoring external exposure?
• A burst of energy as particles or waves emitted during decay is called
• What should you do if you encounter a radiation warning sign or posting while working in an area?
• What is the purpose of a contamination survey and when should it be performed?
• Which exposure term would describe daily work at a facility with radiation duties?