Dental Radiology Midterm

Wilhelm Conrad Roentgen discovered _______ in 1895

• extraoral

• x-rays

• intraoral

• None of the Above

The colored light was later discovered to be a stream of electrons that traveled from

• electrons

• atoms

• cathode

• anode

This is at the end of tube that directs the flow of x-ray, made of tungsten target.

• cathode

• anode

• neutrons

• atoms

Dr. C. Edmond Kells, a New Orleans dentist, took the first

• Intraoral

• Pano

• Cephalometric

• Periapical

What is the open-ended part of tube called

• Position indicator device (PID) or cone

• extraoral

• intraoral

• I don't know

The most familiar forms of electromagnetic energy are

• Car battery and engine

• moon, stars and venus

• radio and television waves and visible light.

• I don't know

_________________is the process by which atoms change into negatively or positively charged ions during radiation.

• Ionization

• Milliamperage

• Kilovoltage

• Impulse

_____________radiation is the central beam that comes from the x-ray tubehead.

• Primary

• Leakage

• Secondary

• Scatter

_________radiation forms when the primary x-ray strikes or contacts any type of matter (solid, liquid, gas)

• Secondary

• Leakage

• Primary

• Scatter

___________radiation deflects from its path as it strikes matter.

• Scatter

• Primary

• Leakage

• Secondary