Which statement is NOT true of electromagnetic radiation?
A) It is made up of photons.
B) It travels at various speeds.
C) It differs only by wavelength.
D) It travels in straight lines.
Correct Answer:
Verified
Q15: Which structure appears radiopaque on dental x-ray
Q16: Which is the heart of the x-ray
Q17: Which radiation produces diagnostically useful radiographs?
A) Primary
B)
Q19: Which term describes light or white areas
Q21: Radiation exposure is measured in SI units
Q22: The aluminum filter restricts the size of
Q23: Dental imaging:
A) refers only to film-based images
B)
Q24: Electrons are generated in the x-ray tubehead
Q25: If the tubehead drifts, the extension arm
Q26: If you change the exposure time of
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