Tutoring Quiz

Radiation that has the ability to interact with the atoms in a object and remove orbital electron is:

• ionizing radiation

• electromagnetic radiation

• photon radiation

• isotope radiation

A technique setting used for imaging is 60 kVp, 100 mA, and 0.1 seconds. What is the mAs?

• 0.01 mAs

• 1 mAs

• 10 mAs

• 100 mAs

Photoelectric effect involve the interaction of an incident photon with

• outer shell electrons

• inner shell electrons

• recoil electrons

• atomic nuclei

The photons that pass through matter without undergoing any interactions are

• transmitted

• attenuated

• absorbed

• scattered

The intensity of a beam is 40 milliroentgen (mR) at the original distance of 60 cm. What is the intensity of the beam if it is at 30 cm

• 240 mR

• 80 mR

• 160 mR

• 20 mR

Differential absorption is the process that gives the image

• contrast

• fog

• receptor exposure

• brighness

Which matter interaction is occurring?

• Compton

• Photelectric

• Bremsstrahlung

• Coherent

The amount of radiation produced during an exposure is determined by the

• mAs

• mA

• FSS

• grid ratio

Electrons have a ____________ charge.

• negative

• neutral

• positive

If a shoulder examination is done using an 8:1 ratio grid and 12 mAs, how much mAs should be used if the examination must be done using a 5:1 grid?

• 1.5 mAs

• 6 mAs

• 48 mAs

• 96 mAs