CT Registry Review 1 Questions and Answers 100% Solved
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CT Registry
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CT Registry
CT Registry Review 1 Questions and Answers 100% Solved
CT is commonly referred to as all of the following names except:
a) computed tomography
b) computerized axial tomography
c) CAT-scan
d) digital subtraction angiography
D
What control does the operator have over the x-rays in a CT e...
CT Registry Review 1 Questions and
Answers 100% Solved
CT is commonly referred to as all of the following names except:
a) computed tomography
b) computerized axial tomography
c) CAT-scan
d) digital subtraction angiography – answer D
What control does the operator have over the x-rays in a CT exam:
a) the temperature and color of x-rays can be tuned
b) the phase and frequency of the x-rays can be adjusted
c) the energy level and the quantity of x-rays can be selected
d) the volume and tone of the x-rays can be dialed – answer C
X-rays are produced whenever fast-moving electrons collide with any form of matter
because:
a) the electrons splits into two x-ray photons of equal energy upon impact with the
matter
b) the electron loses kinetic energy which is converted into the emission of an x-ray
photon
c) the electron converts the electron is collides with into an x-ray photon
d) all of these - answerB
Which of the following statements is true:
a) kV is the voltage potential between the tube cathode and anode while mA controls
the filament current and, thus, ultimately the temperature of the cathode filament
b) kV controls the energy level of the x-ray photons and mA controls the number of x-
ray photons emitted from the tube
c) both a and b are correct
d) none of these - answerC
Which of the following does not affect the quantity of x-rays that completely penetrates
the patient:
a) the distance that the x-ray photons must travel on their course through the patient's
body
b) the molecular composition of the tissues through which the x-ray photons pass
c) the type of detector material used
d) both a and b - answerC
computers is: - answerMagnetic optical disk (MOD)
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