
Understanding Dental Amalgam
Authored by Mehvish Shahid
Health Sciences
12th Grade
Used 2+ times

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15 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Evelyn is studying different types of dental materials in her dental hygiene class. She comes across a question about the main types of dental amalgam. What are the main types of dental amalgam?
Gold amalgam and low copper amalgam
Ceramic amalgam and zinc amalgam
Silver amalgam and high copper amalgam
Plastic amalgam and silver nitrate
Answer explanation
The main types of dental amalgam are silver amalgam and high copper amalgam. Silver amalgam is a traditional material, while high copper amalgam offers improved properties, making it the correct choice.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which metals are commonly found in dental amalgam?
Gold, platinum, aluminum, and zinc
Iron, lead, nickel, and chromium
Titanium, cobalt, lithium, and bismuth
Mercury, silver, tin, and copper
Answer explanation
Dental amalgam commonly contains mercury, silver, tin, and copper. These metals are used for their durability and ability to bond well, making them ideal for dental restorations.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary use of dental amalgam in restorative dentistry?
To fill cavities in children
To prevent gum disease
To restore decayed teeth.
To whiten teeth
Answer explanation
The primary use of dental amalgam is to restore decayed teeth. It effectively fills cavities, providing strength and durability, making it a common choice in restorative dentistry.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How does dental amalgam compare to composite resins in terms of durability?
Dental amalgam is more durable than composite resins.
Dental amalgam is less durable than composite resins.
Composite resins are more durable than dental amalgam.
Both materials have the same level of durability.
Answer explanation
Dental amalgam is known for its superior durability compared to composite resins, making it a preferred choice for areas requiring strong, long-lasting restorations.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the environmental concerns associated with dental amalgam?
Dental amalgam is primarily made of plastic and has no mercury content.
Environmental concerns include mercury contamination of water and soil, affecting wildlife and human health.
Dental amalgam is biodegradable and poses no environmental risk.
Dental amalgam is beneficial for soil health and promotes plant growth.
Answer explanation
Dental amalgam contains mercury, which can leach into water and soil, leading to contamination. This poses significant risks to wildlife and human health, making the second answer choice the correct one.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What regulations exist regarding the disposal of dental amalgam?
Dental amalgam can be disposed of in regular trash without any restrictions.
Dental practices are allowed to flush amalgam down the toilet if they use a filter.
Dental practices must use amalgam separators and follow local and state regulations for disposal.
There are no regulations regarding the disposal of dental amalgam.
Answer explanation
Dental practices must use amalgam separators to prevent mercury pollution and comply with local and state regulations for proper disposal, ensuring environmental safety.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How should dental offices dispose of excess amalgam?
Dental offices should dispose of excess amalgam through a licensed hazardous waste disposal service.
Dispose of amalgam in regular trash bins.
Store excess amalgam in a non-hazardous waste container.
Flush excess amalgam down the toilet.
Answer explanation
Dental offices must dispose of excess amalgam through a licensed hazardous waste disposal service to comply with environmental regulations and ensure safety, as amalgam contains mercury, which is hazardous.
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