Mandibular Defects and Prosthetics in Dentistry

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In Type I resection of anterior mandible, what may be compromised due to defect closure using adjacent lining mucosa or split thickness flap?

Tongue function

Denture retention

Masticatory efficiency

Denture bearing area (correct)

Why may a prosthesis be given in Type II resection?

To restore tongue function

To enhance aesthetics

To improve masticatory efficiency

To support buccal tissue (correct)

What is a characteristic of the Swing lock design in Type II resection?

Remaining teeth in a zigzag line

Remaining teeth in an angled line

Remaining teeth in a curved line

Remaining teeth in a straight line (correct)

What type of resection may require an extension base on the surgical side?

Type IV resection Signup and view all the answers

What is the primary purpose of a Mandibular Guide Flange Prosthesis?

As an interim training device Signup and view all the answers

How does a Mandibular Guide Flange Prosthesis engage the opposing arch?

Through buccal tooth surfaces Signup and view all the answers

What type of resection is characterized by resection of the anterior and posterior areas with surgical reconstruction?

Type V resection Signup and view all the answers

In Type IV resection, what determines the design of the prosthesis?

The extent of the defect beyond the midline Signup and view all the answers

What determines the height of the Mandibular Guide Flange Prosthesis?

Depth of the buccal vestibule Signup and view all the answers

What is the purpose of the palatal occlusal ramp in guiding patients with oral defects?

To guide patients into a more stable intercuspal contact position Signup and view all the answers

What is the most challenging task in dentistry, according to the text?

Maxillofacial prosthetic treatment of patients with oral defects Signup and view all the answers

What is the lateral position of the bar determined by?

The need to prevent the guide from contacting the buccal mucosa Signup and view all the answers

What is used to arrange the teeth in a palatal occlusal ramp?

A functionally generated path record Signup and view all the answers

What is the purpose of the guide flange in maxillofacial prosthetic treatment?

To guide patients with more severe deviation into a more stable intercuspal contact position Signup and view all the answers

What is the primary goal of augmenting the contour of the palate with a prosthesis?

To modify the space of Donder for easier food manipulation Signup and view all the answers

What type of mandibular defect is characterized by an intact inferior border with normal movements expected?

Type I Signup and view all the answers

What is the most serious consequence of acquired mandibular discontinuity?

Deviation towards the operated side Signup and view all the answers

What is the primary consideration for Continuity Defect in Mandible?

Evaluation of the soft tissue support Signup and view all the answers

What type of mandibular defect involves resection with extension of graft into the defect?

Type IV Signup and view all the answers

What is the purpose of intermaxillary fixation for several weeks in Discontinuity Defect in Mandible?

To prevent deviation towards the operated side Signup and view all the answers

In which type of tumors is reconstruction contraindicated?

Malignant tumors Signup and view all the answers

What is the purpose of a deviation appliance in extensive surgical resection?