Module 18

Question 1

The dental professional should interpret all dental images while?

Answer 1

Patient is present

Question 2

Metallic Restorations ______ x-rays. They appear _______ on the film?

Answer 2

absorb

radiopaque (white)

Question 3

Nonmetallic restorations may be ______ or _____ depending on the ___ of the material?

Answer 3

radiolucent (dark)
radiopaque (light)
density

Question 4

What nonmetallic restoration is most dense and therefore appears most radiopaque?

Answer 4

Porcelain

Question 5

What nonmetallic restoration is least dense and therefore most radiolucent?

Answer 5

Acrylic

Question 6

Amalgam overhangs disrupt the natural _______ of the tooth, traps ____ and ____, and contributes to ______ _____

Answer 6

cleansing contours
food
plaque
bone loss

Question 7

_______ can occur when the material is embedded in soft tissue during restoration or removal of the restorative material.

Answer 7

Amalgam Fragments/Tattoos

Question 8

A large radiopaque restoration with smooth borders is most likely out of what material________?

Answer 8

Gold

Question 9

What restorations are indistinguishable from one-surface amalgam restorations?

Answer 9

Gold Foil

Question 10

What type of radiopaque restorations are used as temporary restorations and have smooth, regular margins and outlines?

Answer 10

SS crowns

Question 11

SS crowns may cause _____ problems such as _____ impaction, gingival ____, or possible _____ _______?

Answer 11

periodontal
food
bleeding
bone loss

Question 12

What type of restorations would be seen in a tooth treated with endodontic therapy?

Answer 12

Post and Core

Question 13

All porcelain crowns appear slightly _____ with a thin _____ _____ line outlining the tooth.

Answer 13

radiopaque

radiopaque cement

Question 14

The metal component of a PFM appears _______ _______ and the porcelain component appears ______ _______

Answer 14

completely radiopaque

slightly radiopaque

Question 15

Composite restorations can be ____ or _____ depending on the composition of the material?

Answer 15

radiolucent

radiopaque

Question 16

_______ resin restorations are often used as an interim or temporary crown or filling?

Answer 16

Acrylic

Question 17

What materials are placed on the floor of a cavity preparation and appear slightly radiopaque?

Answer 17

Base Materials

Question 18

What are the two types of restorations used to fill root canals? What do they look like?

Answer 18

Silver Points (completely radiopaque)
Gutta Percha (slightly radiopaque)

Question 19

Anterior porcelain denture teeth include one or two metal ______ or _____

Answer 19

retention pins

diatorics

Question 20

A complete denture not removed before x-rays gives the illusion of?

Answer 20

floating teeth

Question 21

Patients should remove _____ and ____ before taking intra-oral x-rays?

Answer 21

eyeglasses

nose jewelry

Question 22

A radiodense object such as a earring causes an artifact known as a ______ _____ on panoramic images?

Answer 22

ghost image

Question 23

What size film is used in primary dentition?

What size is used in mixed dentition?

Answer 23

0

1/2

Question 24

In children with primary or mixed dentition the _____ technique is used?

Answer 24

bisecting