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Mandible Anatomy Quiz

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Questions and Answers

What is located between the ridge and the cheek in the buccal vestibule?

The buccal shelf

The oral cavity

The buccal flange of the denture (correct)

The maxillary sinus

What is the name of the area where the buccal flange of the denture is housed?

Buccal vestibule (correct)

Maxillary sinus

Oral cavity

Buccal shelf area

What is the purpose of placing the buccal flange of the denture in the buccal vestibule?

To reduce the size of the maxillary sinus

To relocate the buccal shelf

To increase the size of the oral cavity

To provide support and stability to the denture (correct)

What is the relationship between the buccal vestibule and the buccal flange of the denture?

The buccal vestibule houses the buccal flange of the denture Signup and view all the answers

What is the location of the buccal vestibule in relation to the ridge?

Between the ridge and the cheek Signup and view all the answers

What is the average width of the buccal shelf area in a typical mandible?

4-6 mm Signup and view all the answers

In a narrow mandible, what is the typical width of the buccal shelf area?

2-3 mm Signup and view all the answers

What is the primary factor that determines the width of the buccal shelf area?

Shape of the mandible Signup and view all the answers

Which of the following is NOT a possible width of the buccal shelf area in a narrow mandible?

6-8 mm Signup and view all the answers

What can be said about the width of the buccal shelf area in a typical mandible compared to a narrow mandible?

It is always narrower in a narrow mandible Signup and view all the answers

What is left uncovered in the provided description?

Buccal shelves Signup and view all the answers

What is the result of the wax in the described situation?

The mandibular lingual slopes are completely covered Signup and view all the answers

What is NOT properly covered in the described situation?

Posterior palatal seal area Signup and view all the answers

What is the relationship between the buccal shelves and the denture?

The buccal shelves provide support for the denture Signup and view all the answers

What is the effect of the extra wax on the mandibular lingual slopes?

The wax completely covers the area Signup and view all the answers

Study Notes

Buccal Vestibule

Located between the ridge and the cheek, housing the buccal flange of the denture
Buccal shelf area width:
- Average mandible: 4-6 mm
- Narrow mandible: 2-3 mm or less

Posterior Palatal Seal Area

Not covered

Other Key Areas

Mandibular lingual slopes: extra wax present

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Description

Test your knowledge of the mandible anatomy, including the buccal shelf area dimensions and variations in different mandible types.