Electrostatic lenses are used to accelerate and focus
A) light photons.
B) x-ray photons.
C) electrons.
D) scattered photons.
Correct Answer:
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Q7: The photocathode absorbs _ and emits _.
A)x-ray
Q8: Photoemissive materials absorb _ and emit _.
A)x-ray
Q9: During fluoroscopic image intensification, the primary x-ray
Q10: The fluoroscopic carriage commonly supports the
A)image receptor.
B)power-assist
Q11: The input screen absorbs _ and emits
Q13: Electrostatic lenses are actually
A)concave optical lenses.
B)convex optical
Q14: Fluoroscopy is a _ x-ray examination.
A)dynamic, real-time
B)static
C)therapeutic
D)all
Q15: The primary _ occurs from the acceleration
Q16: The input screen is _ in shape.
A)oval
B)elliptical
C)concave
D)convex
Q17: The greater the voltage supplied to the
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