Ch 41

Front

What is the most accurate x-ray technique with the least radiation exposure?

Back

Paralleling technique.

Front

What are the two main factors determining the number of bitewings?

Back

The number of teeth present in the posterior and the curvature of the arch.

Front

What information should be included on a patient's radiograph mount?

Back

Patient’s name and the date the x-rays were taken.

Front

Which type of x-ray is used for detecting interproximal decay?

Back

Bitewing x-ray.

Front

How many anterior x-rays are taken using the paralleling technique with size 2 film?

Back

6 anterior x-rays.

Front

Define the paralleling technique in dental radiography.

Back

A method where the film is placed parallel to the long axis of the tooth, providing accurate images.

Front

What is the purpose of bitewing x-rays?

Back

To detect interproximal decay and assess the health of the bone between teeth.

Front

What is the significance of the curvature of the arch in dental radiography?

Back

It affects the number of bitewing x-rays needed for accurate imaging.

Front

What is the role of a dental assistant (DA) in preparing radiographs?

Back

To ensure proper labeling and mounting of x-rays for patient records.

Front

Explain the difference between panoramic and periapical x-rays.

Back

Panoramic x-rays capture a broad view of the entire mouth, while periapical x-rays focus on individual teeth and surrounding structures.