ASRT CALIFORNIA SUPERVISOR
AND OPERATOR EXAM |
RADIOLOGIC TECHNOLOGY
CERTIFICATION PREP QUESTION
AND CORRECT ANSWERS
a. Spontaneously emit excess energy - CORRECT ANSWER-(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
b. Emit excess energy when excited by x-rays
c. Avoid decay.
d. Glow in the dark.
c. A radioactive element's rate of decay. - CORRECT ANSWER-(unit
1) Half-life is defined as:
,a. The amount of time it takes an x-ray to reach its target.
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 - CORRECT ANSWER-(unit 1) Of the
electromagnetic radiation forms, ___ have (has) the lowest energy and
___ the highest.
a. Visible light; gamma rays
b. Radio waves; ultraviolet rays
c. Ultraviolet rays; x-rays
d. Radio waves; gamma rays
b. Distance between 2 peaks of a waveform. - CORRECT ANSWER-
(unit 1) Wavelength is defined by the:
a. Height of an energetic waveform.
b. Distance between 2 peaks of a waveform.
c. Length of the entire waveform.
d. Distance between 2 valleys in a waveform.
,b. Photoelectric, Compton, classical - CORRECT ANSWER-(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
c. Photoelectric, bremsstrahlung, classical
d. Classical, Compton, pair production
a. Provide a dose quantity related to the probability of damaging health
due to stochastic effects from exposure to low levels of ionizing
radiation. - CORRECT ANSWER-(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 from exposure to low levels of ionizing
radiation.
b. Calculate exact dose received by target organs.
c. Track radiation exposure rates in a national radiation exposure
database.
d. Help radiation health physicists approve equipment by ensuring that
an accurate dose was received.
, b. False - CORRECT ANSWER-(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.
a. True
b. False
d. 80 - CORRECT ANSWER-(unit 1) What percentage of the human
body is made up of water molecules?
a. 20
b. 40
c. 60
d. 80
c. Fuel for cell metabolism - CORRECT ANSWER-(unit 1) A function
of carbohydrates in the body is to provide:
a. Immunity
b. Red blood cell production
c. Fuel for cell metabolism
d. Glucose and fats to cells
AND OPERATOR EXAM |
RADIOLOGIC TECHNOLOGY
CERTIFICATION PREP QUESTION
AND CORRECT ANSWERS
a. Spontaneously emit excess energy - CORRECT ANSWER-(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
b. Emit excess energy when excited by x-rays
c. Avoid decay.
d. Glow in the dark.
c. A radioactive element's rate of decay. - CORRECT ANSWER-(unit
1) Half-life is defined as:
,a. The amount of time it takes an x-ray to reach its target.
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 - CORRECT ANSWER-(unit 1) Of the
electromagnetic radiation forms, ___ have (has) the lowest energy and
___ the highest.
a. Visible light; gamma rays
b. Radio waves; ultraviolet rays
c. Ultraviolet rays; x-rays
d. Radio waves; gamma rays
b. Distance between 2 peaks of a waveform. - CORRECT ANSWER-
(unit 1) Wavelength is defined by the:
a. Height of an energetic waveform.
b. Distance between 2 peaks of a waveform.
c. Length of the entire waveform.
d. Distance between 2 valleys in a waveform.
,b. Photoelectric, Compton, classical - CORRECT ANSWER-(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
c. Photoelectric, bremsstrahlung, classical
d. Classical, Compton, pair production
a. Provide a dose quantity related to the probability of damaging health
due to stochastic effects from exposure to low levels of ionizing
radiation. - CORRECT ANSWER-(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 from exposure to low levels of ionizing
radiation.
b. Calculate exact dose received by target organs.
c. Track radiation exposure rates in a national radiation exposure
database.
d. Help radiation health physicists approve equipment by ensuring that
an accurate dose was received.
, b. False - CORRECT ANSWER-(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.
a. True
b. False
d. 80 - CORRECT ANSWER-(unit 1) What percentage of the human
body is made up of water molecules?
a. 20
b. 40
c. 60
d. 80
c. Fuel for cell metabolism - CORRECT ANSWER-(unit 1) A function
of carbohydrates in the body is to provide:
a. Immunity
b. Red blood cell production
c. Fuel for cell metabolism
d. Glucose and fats to cells
