Radiation Protection: ARRT Board Bundled Exams 2024 with 100% correct answers

Absorption Transference of electromagnetic energy from an x-ray beam to the atoms or molecules of matter through which it passes. Attenuation The reduction in the number of primary photons in the x-ray beam through absorption and scatter. Brainpower Read More 0:14 / 0:15 Auger...

absorbed dose (D) correct answersThe amount of energy per unit mass absorbed by an irradiated object (e.g., the patient's body tissue). True correct answers(T/F) Air kerma actually denotes a calculation of radiation intensity in air. collective effective dose equivalent (ColEfD) correct answe...

What are x-rays? correct answersA form of ionizing radiation Ionizing radiation correct answersIs radiation that produces positively and negatively charged particles(ions) when passing through matter Unnecessary radiation correct answersRadiation that doesn't benefit a person in terms of diag...

A patient may elect to assume the relatively small risk of exposure to ionizing radiation to obtain essential diagnostic medical information when: correct answers1. Illness occurs 2. Injury occurs 3. A specific imaging procedure for health screening purposes is prudent Effective measures employ...

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 on...

1. Biologic material irradiated under hypoxic conditions is (A) more sensitive than when irradiated under oxygenated conditions (B) less sensitive than when irradiated under anoxic conditions (C) less sensitive than when irradiated under oxygenated conditions (D) unaffected by the pr...

A patient may elect to assume the relatively small risk of exposure to ionizing radiation to obtain essential diagnostic medical information when: correct answers- illness occurs - injury occurs - A specific imaging procedure for health screening purposes is prudent Effective measures employed ...

X-rays are correct answersa form of ionizing radiation When passing through matter, ionizing radiation does what correct answersproduces negatively and positively charged particles (ions) that cause harm to biological tissues What are the six consequences of ionization in human cells correct a...

What was the first recorded fatality in the US caused by the cumulative radiation exposure from x-rays? correct answersClarence Daily What energy can produce changes in atomic structure by creating positively or negatively charged atoms? correct answersIonizing Bremsstrahlung radiation is crea...

Define radiation protection correct answerseffective measures employed by radiation workers to safeguard patients, personnel, and the general public from unnecessary exposure to ionizing radiation What term (and acronym) is used to express the concept of keeping radiation exposure to a level that...

ALARA correct answersAcronym for AS LOW AS REASONABLY ACHIEVABLE. Distance correct answersOne of the three basic principles of radiation protection. Risk correct answersIn the medical industry with reference to the radiation sciences, the possibility of inducing a radiogenic cancer or genetic ...

Shield patient and us correct answersProtect from scatter radiation Most effective cardinal principle to tech correct answersDistance 6 feet Radiation has the power to correct answersSave and harm lives Linear threshold correct answersAny dose is considered unsafe- that one scattered photon...

Biologic dosimetry correct answersA method of dose assessment which biologic markers or effects of radiation exposure are measured and the dose to the organism is inferred from previously established dose effect relationships LD 50/30 correct answersWhole body dose of ionizing radiation that can ...

a patient may elect to assume the relatively small risk of exposure to ionizing radiation to obtain essential diagnostic medical information when: 1. illness occurs 2. injury occurs 3. a specific imaging procedure for health screening purposes is prudent correct answers1, 2, and 3 effective...

The radiographic beam should be collimated so that it is which of the following? A. Slightly larger that the image receptor B. No larger than the image receptor C. Twice as large as the image receptor D. Four times as large as the image receptor correct answersB. no larger than the image recepto...

What term involves a random effect of ionizing radiation correct answersStochastic event Upper boundary radiation exposure limits for occupational exposed persons are associated with risks that are similar to those encountered by employees in other industries that are generally considered to be r...

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 electron...

NCRP report no. ( limitation of exposure to ionizing radiation) correct answersProvides the most recent guidance on radiation production EfD Limiting system correct answersSet of numeric dose limits that are based on calculations of the various risks of cancer and genetic (hereditary) effects to ...

radiation correct answerskinetic energy that passes from one location to another; a transfer of energy that results from either a change occurring naturally within an atom or a process caused by the interaction of a particle with an atom ionizing radiation correct answersradiation that produces p...

Radiation-Induced biologic damage to living organisms is termed ______ effects. correct answerssomatic Non-stochastic effects may also be referred to as ______ effects. correct answersdeterministic Lens of eye annual dose: _____ mSv correct answers150 Embryo/fetus 1 month dose: _____ mSv co...

Personnel dosemeter correct answersProvides an indication of the working habits and working conditions of diagnostic imaging personnel Personnel monitoring report correct answerslists the deep, eye, in shadow occupational exposures of each person in a healthcare facility as measured by the expose...

What form of radiation are X-rays? correct answersionizing When passing through matter, ionizing radiation produces what? correct answerspositively and negatively charged particles (ions) name three consequences of ionization in human cells correct answersfree radicals, creation of unstable el...

Which of the following contributes significantly to the exposure of the radiographer? A. positrons B. electrons C. compton scatter D. photoelectric effect correct answersC. Small angle scatter will: A. degrade the image by blurring the sharp outline of the structures B. enhance the appearan...

Effective measures employed by radiation workers to safeguard patients, personnel, and the general public from unnecessary exposure to ionizing radiation -Radiation Phobia -BERT -ALARA -Radiation Protection correct answersRadiation Protection The degree to which the diagnostic study accurat...