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ASRT - California Supervisor and Operator Exam Study With Questions And 100% SURE ANSWERS
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JACKLINEASRT - California Supervisor and Operator Exam Study With Questions And 100%
SURE ANSWERS
Terms in this set (214)
(unit 1) According to the article, the characteristic that best identifies a natural source of radiation
is the ability to:
a. Spontaneously emit excess energy
a. Spontaneously emit excess energy
b. Emit excess energy when excited by x-rays
c. Avoid decay.
d. Glow in the dark.
(unit 1) Half-life is defined as:
a. The amount of time it takes an x-ray to reach its target.
c. A radioactive element's rate of decay. b. The amount of time it takes to generate a wavelength equivalent to an x-ray.
c. A radioactive element's rate of decay.
d. How long it takes for an element to release half of its energy.
d. Radio waves; gamma rays
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, a. Visible light; gamma rays
(unit 1) Of the
electromagnetic radiation b. Radio waves; ultraviolet rays
forms, ___ have (has) the c. Ultraviolet rays; x-rays
lowest energy and ___ the
d. Radio waves; gamma rays
highest.
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, (unit 1) Wavelength is defined by the:
a. Height of an energetic waveform.
b. Distance between 2 peaks of a waveform. b. Distance between 2 peaks of a waveform.
c. Length of the entire waveform.
d. Distance between 2 valleys in a waveform.
(unit 1) Of the 5 types of possible interactions between ionizing radiation and tissues, which 3
occur at energies within the diagnostic range of 20 to 150 kV?
a. Bremsstrahlung, Compton, general scatter
b. Photoelectric, Compton, classical
b. Photoelectric, Compton, classical
c. Photoelectric, bremsstrahlung, classical
d. Classical, Compton, pair production
(unit 1) The effective dose measurement was created to:
a. Provide a dose quantity related to the probability of damaging health due to stochastic effects
a. Provide a dose quantity related to the
from exposure to low levels of ionizing radiation.
probability of damaging health due to stochastic
b. Calculate exact dose received by target organs.
effects from exposure to low levels of ionizing
c. Track radiation exposure rates in a national radiation exposure database.
radiation.
d. Help radiation health physicists approve equipment by ensuring that an accurate dose was
received.
(unit 1) Exact tissue and organ dose absorbed can be calculated easily using indicators on
modern imaging equipment such as CT scanners and image intensifiers.
b. False
a. True
b. False
(unit 1) What percentage of the human body is made up of water molecules?
a. 20
d. 80 b. 40
c. 60
d. 80
(unit 1) A function of carbohydrates in the body is to provide:
a. Immunity
c. Fuel for cell metabolism b. Red blood cell production
c. Fuel for cell metabolism
d. Glucose and fats to cells
(unit 1) What 4 nitrogenous bases make up the "ladder rungs" of the DNA double helix?
a. Adenine, guanine, thymine, cytosine
a. Adenine, guanine, thymine, cytosine b. Tryamine, guanine, thymine, cytosine
c. Adenine, guanine, cortisol, cytosine
d. Glucose, guanine, thymine, cytosine
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