Deck 14: Digital Imaging, Three-Dimensional Digital Imaging, Normal Anatomy: Intraoral Images, Film Mounting and Viewing

Question 1

Mounted radiographs increase:

A) chances of damage to the emulsion.
B) chances of error in determining the patient's right and left sides.
C) accessibility for interpretation.
D) handling of individual films.

Answer 1

accessibility for interpretation.

Question 2

A foramen is a(n):

A) broad, shallow, scooped-out or depressed area of bone.
B) hollow space, cavity, or recess in bone.
C) opening or hole in bone that permits the passage of nerves and blood vessels.
D) sharp, thornlike projection of bone.

Answer 2

opening or hole in bone that permits the passage of nerves and blood vessels.

Question 3

The purpose of three-dimensional imaging includes which of the following?

A) Used to enhance the evaluation of pathology
B) Used to determine distances to critical anatomic landmarks
C) Eliminates deficiencies that could hinder accurate interpretation of images
D) All of the above

Answer 3

All of the above

Question 4

In 1999, what technology was introduced that allows for the viewing of structures in the oral-maxillofacial complex in three dimensions?

A) Panoramic imaging
B) Two-dimensional imaging
C) Cone-beam computed tomography
D) Traditional CT scan

Question 5

A small detector that is placed intraorally to capture a radiographic image is a:

A)sensor
B) grid.
C) panoramic receptor.
D) periapical receptor.

Question 6

Which of the following sensors is a solid-state detector that contains a silicon chip with an electronic circuit embedded in it?

A)Charge-coupled device
B) Complementary metal oxide semiconductor/active pixel sensor
C) Charge injection device
D) Digital x-radiation camera

Question 7

Advantages of digital imaging include:

A)color imaging rather than black and white
B) low initial setup costs
C) all sensors can be autoclaved
D) increased speed of image viewing

Question 8

The electrons that compose the silicon charge-coupled device (CCD) can be visualized as being divided into an arrangement of blocks or picture elements known as:

A)pixels
B)a field arrangement.
C)a grid
D)phosphors