Bio 246 ch. 3 review

True or false- attenuation is the reduction of the amount of energy in a photon?

• True

• False

True or false- attenuation can result in absorption or scatter?

• True

• False

Direct transmission is?

• Photons hitting the IR without interacted with the patient

• Photons hitting the patient and stopping

• Photons changing direction

• The decrease in the amount of photons

Elastic scattering is also known as?

• Classical scattering

• Unmodified scattering

• Rayleigh scattering

• Photoelectric scattering

Which two tissues would absorb the most photons?

• Fat

• Soft tissue

• Bone

• Tooth enamel