RDA X-ray Flashcard

Front

Who was the first person to make practical use of x-ray in dentistry?

Back

Edmund Kells

Front

What happens during ionization in the context of x-rays?

Back

Electrons are removed from the orbital shells

Front

What are the primary components of a dental x-ray machine? Options: Tubehead, Extension arm, Control panel; Cathode, Anode, Filament; Collimator, Filter, Timer; Sensor, Display, Battery

Back

Tubehead, Extension arm, Control panel

Front

What are the three most common types of radiation?

Back

Alpha particles, Beta particles, Gamma rays

Front

What is meant by the term "radiolucent"?

Back

Appears dark on a radiographic image

Front

What is the name of the time period between x-ray exposure and the appearance of symptoms?

Back

Latent Period

Front

Which of the following organs is sensitive to radiation? Lens of the eye, Heart, Liver, Pancreas

Back

Lens of the eye

Front

What is the maximum permissible dose of radiation for occupationally exposed persons in 1 year?

Back

5 rems

Front

What is the purpose of the collimator in dental radiography?

Back

To restrict the size and shape of the x-ray beam

Front

What does the ALARA concept stand for?

Back

As Low As Reasonably Achievable