CIT Implant Materials & Techniques 1

Question 1

What is the main consideration when selecting implant materials?

Accepted Answer

The material's biocompatibility and strength.

Answer

When selecting implant materials, biocompatibility is paramount to ensure the material does not cause adverse reactions in the body and can integrate with living tissues. Equally important is the material's strength, as the implant must withstand significant chewing forces and provide long-term structural support without fracturing.

Question 2

What is the most commonly used material for dental implants?

Accepted Answer

Titanium.

Answer

Titanium is the most commonly used material for dental implants due to its exceptional biocompatibility, meaning it is well-tolerated by the human body and rarely causes allergic reactions. Furthermore, titanium exhibits excellent mechanical properties, including high strength and resistance to corrosion, which are crucial for long-term success in the oral environment.

Question 3

Why is surface treatment important in dental implants?

Accepted Answer

To enhance the bone-implant interface for better integration.

Answer

Surface treatment of dental implants is vital for promoting osseointegration, the direct structural and functional connection between living bone and the surface of a load-bearing implant. By modifying the implant surface, treatments can increase surface area, alter surface energy, and create micro-roughness, all of which encourage bone cells to attach and grow onto the implant, leading to stronger and faster integration.

Question 4

What role does zirconia play in dental implants?

Accepted Answer

It is used for its aesthetic properties and strength.

Answer

Zirconia is increasingly utilized in dental implants, particularly for abutments and full ceramic implants, due to its excellent aesthetic qualities that mimic natural tooth color. Beyond aesthetics, zirconia also boasts high strength and fracture toughness, making it a durable option for supporting dental prostheses, especially in visible areas.

Question 5

What is the primary advantage of titanium in dental implants?

Accepted Answer

Its biocompatibility and strength.

Answer

The primary advantage of titanium in dental implants lies in its unique combination of biocompatibility and strength. Its inert nature allows it to integrate seamlessly with bone tissue (osseointegration) without adverse reactions, while its high tensile strength ensures it can withstand the significant forces of mastication over many years.

(CIT) Certified Implantology Technician Practice Test

(CIT) Certified Implantology Technician Practice Test

CIT Implant Materials & Techniques 1