Anatomy Studies and Radiographs in Dentistry
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Questions and Answers

According to the Weine classification, which type of root canal configuration is characterized by an apical bifurcation of the main canal?

  • Type IV
  • Type III (correct)
  • Type II
  • Type I

Which of the following is NOT a supplemental canal configuration described in the text?

  • Furcation canals
  • Accessory canals
  • Lateral canals
  • Apical deltas (correct)

According to the Vertucci classification, which root canal configuration is characterized by two separate canals that join at the apical third and exit through a single apical foramen?

  • Type V
  • Type III
  • Type IV
  • Type II (correct)

Which of the following is a clinical method for determining the root canal configuration?

<p>Radiographic analysis (B)</p> Signup and view all the answers

Which anatomic study is mentioned in the text for investigating internal tooth anatomy?

<p>Histological sectioning (B)</p> Signup and view all the answers

Which of the following is NOT a major anatomic component of the pulp cavity described in the text?

<p>Isthmus (B)</p> Signup and view all the answers

What is the Weine classification used for?

<p>Classifying the number and configuration of root canals in permanent maxillary molars (D)</p> Signup and view all the answers

Which of the following is NOT considered a supplemental canal configuration?

<p>Intercanal communication (C)</p> Signup and view all the answers

The Vertucci classification system is used to categorize:

<p>The different types of root canal configurations found in human permanent teeth (D)</p> Signup and view all the answers

Which of the following is NOT a method for clinical determination of root canal anatomy?

<p>Histological sectioning of extracted teeth (C)</p> Signup and view all the answers

Which statement about anatomic studies of root canal anatomy is TRUE?

<p>They are the most commonly used and most useful method for studying root canal anatomy (C)</p> Signup and view all the answers

What is the primary cause of changes in the size and shape of the pulp cavity with increasing tooth age?

<p>Formation of secondary dentin (C)</p> Signup and view all the answers

Which of the following configurations is NOT included in the Weine classification?

<p>Type III (1-2-1) (B)</p> Signup and view all the answers

According to the supplemental configurations from the Vertucci classification, which configuration represents the pattern '1-3-1'?

<p>Type XVII (A)</p> Signup and view all the answers

Which of the following configurations is NOT part of the Vertucci classification?

<p>Type XXIII (3-4) (C)</p> Signup and view all the answers

Which method is NOT listed for the clinical determination of root canal configuration?

<p>Cone-beam computed tomography (CBCT) (A)</p> Signup and view all the answers

What is the purpose of classification systems like the Weine and Vertucci classifications?

<p>To organize knowledge and facilitate understanding of root and canal anatomy (D)</p> Signup and view all the answers

What type of study was used to develop the original Vertucci classification system?

<p>Anatomic studies on cleared teeth (A)</p> Signup and view all the answers

Flashcards

Weine classification

A system for classifying the number and configuration of root canals in permanent maxillary molars.

Type III root canal

Root canal configuration with an apical bifurcation of the main canal.

Supplemental canal

Additional canal configurations beyond the main root canals.

Apical deltas

Not a supplemental canal configuration according to the provided text.

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Vertucci Type II

Two separate canals joining at the apical third and exiting through a single foramen.

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Radiographic analysis

A clinical method for determining root canal configuration using X-rays.

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Histological sectioning

An anatomic study method to investigate internal tooth anatomy by cutting it into thin slices.

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Isthmus

Not a major anatomic component of the pulp cavity mentioned in the text.

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Vertucci classification

A system to categorize root canal configurations in human permanent teeth.

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Intercanal communication

Not considered a supplemental canal configuration.

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Type XVII (Vertucci)

'1-3-1' canal configuration pattern.

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Type XXIII (Vertucci)

Not a part of the Vertucci classification.

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Clinical determination of root canal anatomy

Methods used by dentists to understand the root canal configurations of teeth using external tools, not internal explorations.

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Anatomic studies

Methods of studying the internal anatomy of teeth, often using dissected, cleared, or sectioned teeth.

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Purpose of classifications (Weine and Vertucci)

Organize knowledge and facilitate understanding of root and canal anatomy.

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Changes in pulp cavity with aging

The size and shape of the pulp cavity change due to secondary dentin formation.

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Type III (1-2-1)

Not included in the Weine classification scheme.

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