1313 Rad math question review

IR exposure is one of two of these properties that help create the image?

• Photographic

• Brightness

• Window level

• Quantum noises (Quantum mottle)

• Underexposed

What is the term for a monitor control function that can change the light/dark of a computer screen?

• Photographic

• Brightness

• Window level

• Quantum noises (Quantum mottle)

• Underexposed

What process function is used to control brightness?

• Photographic

• Brightness

• Window level

• Quantum noises (Quantum mottle)

• Underexposed

What type of noise is from lack of incoming x-ray photons?

• Photographic

• Brightness

• Window level

• Quantum noises (Quantum mottle)

• Underexposed

What is the cause of grainy image?

• Photographic

• Brightness

• Window level

• Quantum noises (Quantum mottle)

• Underexposed

In a digital environment, how can you determine if you have an over/under exposure?

• Exposure Index number (EI, S)

• mAs

• Double or half

• kVp

• Gets cut in half

What is the controlling factor of exposure?

• Exposure Index number (EI, S)

• mAs

• Double or half

• kVp

• Gets cut in half

What is the general rule of thumb for increasing or decreasing mAs?

• Exposure Index number (EI, S)

• mAs

• Double or half

• kVp

• Gets cut in half

What is the most important influencing factor?

• Exposure Index number (EI, S)

• mAs

• Double or half

• kVp

• Gets cut in half

What happens to exposure if kVp is decreased by 15%

• Exposure Index number (EI, S)

• mAs

• Double or half

• kVp

• Gets cut in half