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radiographic imaging Test

Enter the letter for the matching Answer
incorrect
1.
x-rays are high energy waves called photons. true or false?
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2.
define radiolucent.
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3.
how many focal spots are on the target in the anode?
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4.
a filter increases or decreases the amount of overall radiation to the IR?
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5.
define primary radiation.
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6.
define radiopaque.
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7.
a grid increases or decreases the amount of overall radiation to the IR?
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8.
What controls quality?
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9.
can x-rays be focused with a lens?
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10.
define extrafocal radiation.
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11.
what controls filament circuit and measures tube current?
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12.
true of false: since x-rays are waves, the do not travel in straight lines.
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13.
scatter and secondary radiation have a lower energy level. Is it a longer or a shorter wavelength?
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14.
define isotropic.
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15.
define OID
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16.
What two things are produced by x-ray production?
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17.
compare filament and tube current.
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18.
define leakage radiation.
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19.
define exit/remnant radiation.
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20.
what two components make up the cathode?
A.
longer.
B.
false
C.
equal all the way around.
D.
filament and focusing cup
E.
radiation that hits just outside the focal spot and still exits the window.
F.
substance that absorbs more radiation.
G.
filament current = high amps and low voltage. tube current = low amps and high voltage.
H.
useful beam from the window.
I.
heat and x-rays
J.
kVp
K.
decreases.
L.
object to IR distance.
M.
substance that absorbs less radiation.
N.
two. one large and one small.
O.
true
P.
radiation it leaves the patient's body.
Q.
any radiation emanating from the tube housing.
R.
mA
S.
no
T.
decreases.
Type the Answer that corresponds to the displayed Question.
incorrect
21.
a filter absorbs long or short wave radiation?
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22.
what are contained in the focusing cup during the production of x-rays?
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23.
what is the source of electrons in the x-ray tube?
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24.
Name the two main components of an x-ray tube
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25.
the process of boiling off of electrons is called what?
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26.
If the OID increases, what happens to exposure?
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27.
Increasing atomic number increases/decreases attenuation?
Type the Question that corresponds to the displayed Answer.
incorrect
28.
overall blackening of the x-ray image.
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29.
source to IR distance.
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30.
mA

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