rad physics test 5

during the process of attenuation, x-ray photons in the beam:

• reduce number

• interact

• lose energy

• all of the above

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-5

during the process of attenuation, the x-ray photon may interact with:

• the nucleus

• an orbital electron

• the entire atom

• all of the above

Tags

NGSS.HS-PS4-3

when an x-ray photon with a slightly greater energy than the binding energy of the inner-shell electron interacts with that inner-shell electron, the following interaction results

• photoelectric absorption

• pair production

• coherent scattering

• compton scattering

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

during compton scattering, the incident photon energy is divided between the:

• recoil electron and scattered photon

• incident photon and recoil electron

• recoil electron and photoelectron

• incident photon and scattered photon

Tags

NGSS.HS-PS4-3

which interaction has a signifcant impact on the x-ray image

• coherent scatter

• photodisintigration

• pair production

• compton scattering

Tags

NGSS.HS-PS4-4

what substance is usually used to make filters

• copper

• aluminum

• tugsten

• nickle

the incidence of the photoelectric effect increases with:

• increasing kilovoltage

• decreasing x-ray wavelength

• increasing atomic number of the absorber

• photon energies above 1.02 MeV

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

coherent scattering involves:

• an x-ray photon with high energy

• ionization

• an x-ray photon with low energy

• all of the above

Tags

NGSS.HS-PS4-3

NGSS.HS-PS4-4

to minimize occupational exposure, the technologist should:

• never go in an x-ray room during a procedure

• wear protective apparel when in the room during imaging

• stance close to the patient's head

• B and C

Tags

NGSS.HS-ETS1-3

photons interact with things that are the same size as their ____

• wavelength

• amplitude

• fequency

• none of the above

Tags

NGSS.HS-PS4-1