Internal Anatomy of Root Canal System

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Which area of the root canal system is often used as a reference point for enlarging, shaping, and filling?

Apical constriction (correct)

Major apical diameter

Pulp chamber

Lateral canal

What is the function of the apical foramen in the root canal system?

Connects to the furcation canal

Indicates the beginning of the root canal

Allows entry of blood vessels and nerves (correct)

Serves as an opening to the pulp horn

What anatomical component contains blood vessels and nerves in the root canal system?

Pulp chamber (correct)

Accessory foramina

Root canal orifice

Apical delta

Which part of the root canal system is described as 'Morning Glory' shaped?

Main opening at the apical foramen Signup and view all the answers

Where is the minor apical diameter located in relation to the apical foramen?

0.5 to 1.5mm inside the apical foramen Signup and view all the answers

What occurs if instruments or filling materials violate the apical constriction area?

Increased risk of complications Signup and view all the answers

Which part of the root canal system is responsible for connecting the main root canals?

Furcation canal Signup and view all the answers

What is the primary function of lateral canals in the root canal system?

To provide an exit route for blood vessels and nerves Signup and view all the answers

Which part of the root canal system is associated with a hyperbolic shape described as 'Funnel shaped or Morning Glory'?

Apical delta Signup and view all the answers

What is another term used to describe the reference point for enlarging, shaping, cleaning, and filling in endodontic therapy?

Major apical diameter Signup and view all the answers

Internal Anatomy of Root Canal System - Dr. Faisal Alnassar

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Questions and Answers

Which area of the root canal system is often used as a reference point for enlarging, shaping, and filling?

What is the function of the apical foramen in the root canal system?

What anatomical component contains blood vessels and nerves in the root canal system?

Which part of the root canal system is described as 'Morning Glory' shaped?

Where is the minor apical diameter located in relation to the apical foramen?

What occurs if instruments or filling materials violate the apical constriction area?

Which part of the root canal system is responsible for connecting the main root canals?

What is the primary function of lateral canals in the root canal system?

Which part of the root canal system is associated with a hyperbolic shape described as 'Funnel shaped or Morning Glory'?

What is another term used to describe the reference point for enlarging, shaping, cleaning, and filling in endodontic therapy?

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