Ch.21 Intro.to Dental Radiography and Equipment Test

Who is Roentgen

• took the first intraoral radiograph

• developed bisecting technique

• developed paralleling technique

• discovered x-ray.

Who is Kells

• developed bisecting technique

• developed paralleling technique

• discovered x-rays

• first intraoral radiograph

Who is McCormack

• invented x-rays

• developed paralleling technique

• developed bisecting technique

• took the first intraoral radiograph

Define Position Indicator device (PID)

• The tube

• The cone

• radiation

• The waves

What are other forms of electromagnetic energy?

• radio waves, television waves, and visible light

• moon, stars and sky

• The mall,gas stations and corner stores

• Car wash, Laundry Mat and Pet stores

Define Latent period

• period between the radiation exposure and the development of a woman's Menstrual cycle

• period between the radiation exposure and the development of Pregnancy

• period between the radiation exposure and the development of child birth

• period between the radiation exposure and the development of biological effects.

70 to 90 is

• kilovoltage

• Milliamperage

• electronic timer

• electrons

Its the Circuit boards and controls on the dental x-ray unit.

• electronic timer

• kilovoltage

• milliamperage

• control panel

10 to 15

• milliamperage

• kilovoltage

• electronic timer

• control panel

Current passes through the cathode filament and heats it to an extremely high temperate

• bisecting technique

• thermometer

• thermionic emission

• thermostat