Dental Radiography Pre quiz Ch 5

What is the unit of measurement used to describe the potential that drives an electrical current through a circuit?

• Volt

• Kilovolt

• Ampere

• Milliampere

Which factor determines the energy and penetrating power of radiation?

• Voltage

• Density

• Contrast

• Exposure time

What is the overall darkness or blackness of an image called?

• Voltage

• Density

• Contrast

• Exposure time

Which kilovoltage peak setting creates a high-contrast film?

• 65-70 kVp

• 85-100 kVp

• ≥90 kVp

• 100-120 kVp

What is the interval of time during which x-rays are produced called?

• Voltage

• Density

• Contrast

• Exposure time

What determines the amount of electrons passing through the cathode filament?

• Amperage

• Milliamperage

• Exposure time

• Kilovoltage peak

What is the unit of measure used to describe the number of electrons, or current flowing through the cathode filament?

• Volt

• Kilovolt

• Ampere

• Milliampere

What is the product of milliamperes and exposure time called?

• Voltage

• Density

• Contrast

• mAs

What happens to the overall density of the image when milliamperage is increased?

• It becomes darker

• It becomes lighter

• It remains the same

• It becomes blurry

What affects the intensity of the x-ray beam?

• Kilovoltage peak

• Milliamperage

• Exposure time

• Distance