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Factors Affecting Irrigants in Dentistry

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Factors Affecting Irrigants in Dentistry

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Questions and Answers

What is the key objective of instrumentation and irrigation from a biological point of view?

To remove all hard tissue from the root canal system

To eradicate microorganisms in the root canal system (correct)

To prevent the flow of irrigants into inaccessible areas

To solely dissolve necrotic tissue and debris

Which of the following is NOT an ideal requirement for an irrigation solution?

Weakening tooth structure (correct)

Being cost-effective and easily available

Having broad spectrum antimicrobial properties

Being a good lubricant

What is one of the functions of irrigants in the root canal system?

Inactivate endotoxin (correct)

Encourage the formation of hard tissue

Promote the growth of microorganisms

Weaken tooth structure

Which property is important for an irrigation solution to effectively flow into inaccessible areas?

High surface tension Signup and view all the answers

Why are irrigants important in endodontic treatment?

To facilitate removal of necrotic tissue and microorganisms from the root canal Signup and view all the answers

What is the main function of using irrigants in root canal treatment?

Opening dentinal tubules by removing smear layer Signup and view all the answers

Which factor does not modify the activity of irrigants?

Air pressure used during irrigation Signup and view all the answers

What is one advantage of using normal saline as an irrigating solution?

Biocompatible and no adverse effects if extruded periapically Signup and view all the answers

What factor directly affects the antimicrobial effect of sodium hypochlorite in root canal irrigation?

Contact time with sodium hypochlorite Signup and view all the answers

Which chemical compound is commonly used to dissolve pulpal remnants and organic components of dentin in endodontics?

Ethylene diamine tetraacetic acid (EDTA) Signup and view all the answers