Mosby Protection-Safety Practice Test

These questions are part of the practice quiz. Start practicing

• Cells are more radiosensitive when they are:
• Where should used sharps be disposed?
• The phases of the cellular life cycle, in order, are:
• The amount of energy deposited by radiation per unit length of tissue being traversed is known as what?
• Which is sensitive to extremes in environment?
• What can Safety Data Sheets provide besides hazard information?
• What is the correct sequence for cleaning and reprocessing reusable medical equipment?
• What is the annual effective dose limit for the general public assuming infrequent exposure?
• Which may be used to measure in-air exposures in a fluoroscopic room?
• Which agency publishes radiation protection standards based on scientific research?
• Which device is commonly used to assist with patient transfers when the patient has limited mobility?
• Which device can read doses as low as 50 μGya?
• Which is accurate as low as 100 μGya?
• Which PPE is typically used for droplet precautions when there is a splash risk?
• What is the annual occupational effective dose limit for radiographers?
• At approximately what energy does pair production begin to occur?
• In mobile radiography, what is the minimum source-to-skin distance (SSD)?
• Which device set is used to safely transfer patients?
• An effective dose limit is defined as the upper boundary dose that:
• Which dosimeter is sensitive to extremes in temperature and humidity and is being phased out?
• Which factor is used to convert gray to sievert in calculating the Sievert?
• What is the difference between cleaning, disinfection, and sterilization?
• Which exposure strategy reduces patient dose by using high kVp with low mAs?
• In dosimetry, a minimal (M) reading indicates what?
• Which is used to represent the mean marrow dose?
• The cardinal rules of radiation protection include which trio?
• Lead shielding design factors include which option?
• Changes in genetic code passed to the next generation are called:
• Which set of protection principles is widely recognized as the three fundamental methods to limit radiation dose?
• Which interaction occurs at megavoltage energy levels and involves creation of new particles?
• Gonadal shielding may reduce exposure to male gonads by up to what percentage?
• After a needlestick injury, which element is included in the post-exposure protocol?
• Which statement best describes effective dose?
• What strategies help prevent infant abduction and enhance infant security?
• Minimal (M) readings on dosimeter reports mean?
• To reduce radiation exposure in diagnostic imaging, which steps are recommended?
• What is the annual effective dose limit for radiography students older than 18?
• Blood count can be depressed with a whole-body dose of:
• Natural background radiation accounts for approximately what percentage of human radiation exposure?
• What is the primary purpose of standard precautions in healthcare?
• X-rays and gamma rays used in diagnostic imaging are:
• Which actions are recommended for a patient with suspected airborne infection?
• Most radiation-induced mutations are recessive.
• Doubling dose describes the radiation dose required to double the mutation rate in a population.
• In which concept is there a master molecule that directs all cellular activities, and its inactivation results in cellular death?
• Which dose-response model implies no safe dose and a non-linear escalation of response with dose?
• What is the basis for all radiation protection standards?
• The most effective protection against radiation exposure for the radiographer is:
• Which statement best explains why hand hygiene is performed before donning gloves?
• Which vaccine is recommended for healthcare workers to protect against a bloodborne pathogen?
• Which practice is used as part of ALARA concepts?
• Which cell type is among the most radiosensitive?
• After removing PPE, what is the final step to prevent transmission?
• What is the final step after sterilization in reprocessing reusable equipment?
• What is a two-identifier policy?
• What is the purpose of spill response procedures?
• Why should a healthcare team notify infection control when a patient is suspected of having an airborne infection?
• Which set of exposure factors would typically result in the lowest patient dose?
• What best describes the standard precautions framework?
• The ability of different types of radiation to produce the same biological response in an organism is called:
• Which means there is no safe level of radiation and the response is not directly proportional to the dose?
• Compared with ova in younger and older women, ova in women of reproductive age are:
• Which device is used to survey an area for radiation detection and measurement?
• What is a recommended practice to reduce needlestick injuries after use?
• Which sequence best describes disinfecting a contaminated surface?
• The WR used in calculating sievert takes into account which of the following?
• Direct effect refers to damage to the master molecule caused by radiation striking it. Which option best represents this description?
• The most radiosensitive cells in the body are:
• What is the role of an accessible Safety Data Sheet (SDS) in the workplace?
• Which term describes graphs that show the relationship between dose of radiation and the incidence of effects?
• Which statement about film badges is true?
• Which unit is used to measure absorbed dose in tissue?
• How should you store oxygen in a healthcare setting?
• What is the greatest source of natural background radiation exposure?
• What is a key component of proper body mechanics to prevent injury when lifting?
• How should flammable liquids be stored?
• ALARA is an acronym for:
• What should you do when a fire alarm activates in a facility?
• Which device is used for immediate, on-site measurement of exposure and may be read directly?
• Cosmic radiation is a part of natural background exposure due to Earth's atmosphere and magnetic fields. Which statement is true?
• LET and biological damage are:
• How should reusable instrument trays be transported to maintain sterility?
• A basic principle of chemical safety in healthcare?
• Which natural background source contributes the most to human exposure?
• Which statement describes the concept that there is no safe dose and a response occurs at any dose (linear-nonthreshold)?
• Which device is commonly used to locate a radiation source and is not used for personal dosimetry?
• Which includes filters for measurement of radiation energy?
• Which term refers to the maximum permissible dose?
• Why is indirect effect more likely to cause cell damage?
• What is the practical outcome of documenting latex allergy in a patient's chart?
• What PPE is recommended for aerosol-generating procedures on a patient with suspected airborne infection?
• What is the first step in responding to a fire?
• Positive beam limitation is also known as:
• Which of the following is considered a late somatic effect of radiation exposure?
• Minimum source-to-skin distance for mobile radiography must be:
• What is a safer alternative to recapping needles?
• PPE required for contact precautions?
• Which may be used for 3 months at a time?
• Radon gas may be present in homes, particularly basements. Special kits should be used to determine its presence. This statement describes radon as:
• Which phase immediately follows prophase during mitosis?
• Which of the following statements about film badges is true?
• Which interaction has negligible effect on the image at diagnostic energies below about 70 kVp?
• Which is the only photon-tissue interaction that does not result in ionization?
• Most somatic effects occur beyond diagnostic radiography.
• In target theory, the master molecule is located in which cellular compartment?
• Which interaction is responsible for creating the conditions for image contrast?
• In what order should PPE be donned for a contact precaution scenario?
• What is the role of proper environmental cleaning in infection control?
• Effects of radiation that become more severe as dose increases are called:
• In medication administration, how should patient identification be performed?
• How should contaminated surfaces be disinfected?
• In what order should PPE be doffed to minimize contamination?
• What action should you take if you notice a damaged electrical appliance?
• Which photon-tissue interaction is often described as classical or Thomson scattering?
• NCRP stands for which organization?
• How should latex allergy be handled in the healthcare setting?
• Effects of radiation where the probability of occurrence, not severity, is proportional to the dose are called:
• Which photon-tissue interaction necessitates the use of a grid to reduce scatter reaching the image receptor?
• What is the purpose of a gait belt during ambulation?
• Which of the following is also known as coherent scattering?
• In fire safety, what does the acronym PASS stand for?
• According to NCRP 116, the occupational cumulative dose limit increases with age. Which statement is consistent with this?
• In calculating the sievert, the radiation weighting factor takes into account which of the following?
• How should a healthcare team respond to a natural disaster in the facility?
• What is the purpose of environmental controls in preventing pathogen spread?
• What is the appropriate action after evacuating during a fire alarm?
• What is the purpose of a negative-pressure room in infection control?
• What constitutes regulated medical waste?
• What direct safety benefit does proper lighting provide in patient care?
• The lowest intensity of scatter radiation from the patient is located:
• Which device is used to limit the area of the patient being irradiated?
• In a linear-threshold dose-response model, what happens when the dose is at or below the threshold?
• Radiolysis induces production of hydrogen peroxide in the cytoplasm. This is a consequence of which interaction?
• Which of the following means there is no safe level of radiation and the response to the radiation is directly proportional to the dose received?
• Cell radiosensitivity is described by which law?
• Which interaction primarily involves loosely bound outer-shell electrons?
• Under the Law of Bergonié and Tribondeau, which cells are most radiosensitive?
• Are PPE items typically single-use, and what if reuse is allowed?
• Lead aprons used in fluoroscopy must be at least:
• Fall-prevention practices in patient rooms include:
• Which unit would describe the radiation present in a fluoroscopic room?
• What strategies support safety for confused or agitated patients?
• Cells that are least sensitive to radiation exposure include:
• Which unit is used to describe effective dose limits?
• What is the annual occupational dose limit for the lens of the eye?
• Which detector sounds an alarm to indicate the presence of radioactivity?
• Which action is recommended to improve safety in incident reporting?
• Which statement best reflects chemical safety in healthcare?
• Which interaction may result in occupational exposure for a radiographer due to scatter during fluoroscopic or mobile procedures?
• Gya is the unit for Gray in air. What does it describe?
• Which interaction is the primary source of scattered photons that may degrade image quality at higher kVp?
• Which means there is a safe level of radiation and those effects are not directly proportional to the dose when the safe level is exceeded?
• What does ALARA stand for?
• Which statement about sterilization is true?
• Gyt is the unit used to express which quantity?
• Natural background radiation and artificial background radiation each account for approximately what percentage of total exposure?
• Artificial background radiation includes exposures from medical imaging.
• Who should adjust the x-ray beam filtration to harden the beam?
• Which elements are included in a fall incident report?
• Which sequence does the RACE acronym describe in fire safety?
• Most somatic effects occur:
• Which sequence correctly lists the phases contained within interphase in proper order?
• What term describes the approximate skin dose where the x-ray beam is entering the patient?
• Why is regular equipment inspection necessary in a protection-safety program?
• Deterministic effects have which characteristic relative to dose?
• What is the purpose of Safety Data Sheets?
• Which poisons the cell with H2O2?
• Which results in total absorption of an incident x-ray photon?
• What is the annual effective dose limit for the general public assuming frequent exposure?
• OER stands for:
• After cleaning and disinfection, what is the next step in the reprocessing sequence if required?
• According to NCRP Report #116, the occupational cumulative effective dose limit = age in years × what dose (example commonly cited)?
• The total of air kerma over the exposed area of the patient is called:
• What term describes the feature of fluoroscopic x-ray machines that automatically adjusts kVp and mA to maintain image brightness?
• The radiation dose that would cause the same genetic injury to the population as the sum of doses received by individuals actually being exposed is called:
• The purpose of incident reporting?
• Which interaction results in production of a photoelectron that is ejected from the atom?
• Somatic effects manifest in:
• Which of the following is a digital monitor that may be used to measure dose in an area?
• Which involves interaction between an incident photon and an atomic nucleus?
• Which statement about hand hygiene in standard precautions is correct?
• The timer used in fluoroscopy:
• Why is proper lighting important for patient safety?
• Which statement best supports fall prevention in a patient room?
• Which statement about lead shielding thickness is accurate in typical fluoroscopic protection guidelines?
• Which device is a pocket ionization chamber primarily used to monitor exposure?
• Which effect occurs when the master molecule is struck by radiation?
• How do transmission-based precautions differ from standard precautions?
• What is the role of environmental controls like HVAC and pressure systems in infection prevention?
• What is the embryo or fetus equivalent dose limit for gestation?
• Indirect effect describes damage resulting from radiolysis producing free radicals.
• The law that states that cells are most sensitive to radiation when they are nonspecialized and rapidly dividing is the:
• What occurs when energy is deposited in the cellular cytoplasm by radiation?
• Which action is NOT part of effective infant security strategies?
• A readout on the fluoroscopic monitor that indicates air kerma striking the surface of the patient is:
• The process of cell division for germ cells is called:
• According to NCRP Report #116, embryo or fetus equivalent dose limit per month?
• During fluoroscopic imaging, which interaction is most likely to produce scatter that could expose staff?
• Air kerma is best described as radiation energy deposited at a specific point in air.
• What is the effect of maintaining a lower pressure in a negative-pressure room?
• Which of the following photon-tissue interactions does not occur in diagnostic radiography?
• Which photon-tissue interaction primarily involves K-shell electrons?
• Which interaction produces scatter radiation that exits the patient and may fog the image?
• RBE stands for which concept?
• The doubling dose concept is defined as the dose required to double what?
• Which approach promotes safety during patient ambulation?
• Which statement best describes the relationship between LET and biological damage?
• Which factors must be considered in the design of structural shielding for a radiology room?
• Sievert is calculated by multiplying gray by which factor?
• How should you manage a chemical spill involving a toxic substance?
• Which means there is a safe level of radiation for certain effects and those effects are directly proportional to the dose received when the safe level is exceeded?
• Free radicals are produced as a result of radiolysis. Which interaction is responsible?
• If the dose of scatter radiation in fluoroscopy to the radiographer is 10 mGya at a distance of 2 feet from the table, where should the radiographer stand to reduce the dose to 2.5 mGya?
• Most cell damage occurs as a result of which effect?
• What is the primary purpose of using a grid in radiographic imaging?
• What should be checked before using any medical device on a patient?
• Which interaction produces scatter as a result of vibration of orbital electrons?
• Which of the following is the most sensitive personnel monitoring device?
• What is the purpose of wearing an N95 respirator in airborne precautions?
• What should you do after a needlestick injury?
• When radiation energy is transferred directly to DNA, this is called:
• Added tube filtration should be adjusted by the radiographer:
• Which statement is correct regarding holding patients for radiographic exams?
• What is the policy concept behind using restraints?
• When performing hand hygiene, which method is recommended when hands are visibly dirty?