DEA 213 Word Scramble
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Question | Answer |
_____ is the deterioration of a metal by a chemical or electrochemical reaction | Corrosion |
Which of the following materials is MOST OFTEN used for a temporary restoration? | ZOE |
Because ZOE has a neutral pH of 7 and contains eugenol, it is ____ to the pulp | Obtunding |
Protective bases are placed when it is necessary to protect the pulp before the restoration is placed, because without this protection there may be | postoperative sensitivity and damage to the pulp. |
Amalgam has been popular for the restoration of carious teeth because | It is more economical than composites It has excellent physical properties It is easy to manipulate |
Which of the following would be the material of choice as an insulating base as well as a sedative base? | Zinc Oxide Eugenol |
An _____ is defined as a mixture of two or more metals. | Alloy |
Intermediate restorative material (IRM) is a | Zinc Oxide Eugenol Cement |
The dental assistant may have the responsibility of placing the mixed cement in a crown. The cement should be loaded | so that a thin layer lines all the walls of the crown |
An undermixed dental amalgam will appear: | grainy |
Which of the following is the most important rule to follow when preparing dental cements? | Follow the manufacturer's directions |
Dental amalgam primarily consists of _____. | mercury, silver, copper, and tin |
_____ is added to dental amalgam alloy powder to suppress oxidation. | Zinc |
A properly mixed amalgam should appear | As a homogenous mass with slight shine |
If excess cement is not removed from in and around the gingival margin and sulcus of the tooth, the cement can | irritate the area and cause inflammation and discomfort. |
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