Prosthodontics: Selection of Posterior Teeth Quiz

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Which type of teeth is generally preferred for young people due to their vital appearance and difficulty to abrade?

Porcelain teeth (correct)

Acrylic teeth

Neither acrylic nor porcelain teeth

Both acrylic and porcelain teeth

What is a characteristic difference between acrylic and porcelain teeth in terms of maintenance of luster over time?

Acrylic teeth maintain luster better than porcelain teeth

Both acrylic and porcelain teeth maintain luster equally well

Neither acrylic nor porcelain teeth maintain luster for a long time

Porcelain teeth maintain luster better than acrylic teeth (correct)

Which type of teeth exhibits more resistance to abrasion among the two types discussed?

Acrylic teeth

Porcelain teeth (correct)

Both acrylic and porcelain teeth

Neither acrylic nor porcelain teeth

What type of bonding is used with acrylic teeth compared to porcelain teeth?

Mechanical bonding by pins Signup and view all the answers

Which type of teeth transmits more forces to the mucosa as mentioned in the text?

Porcelain teeth Signup and view all the answers

How do the thermal expansion characteristics of acrylic and porcelain denture bases compare?

Acrylic denture base expands more than the porcelain denture base Signup and view all the answers

What is the purpose of selecting posterior teeth based on color?

To match the shade of anterior teeth Signup and view all the answers

Why should the bucco-lingual width of posterior teeth be narrower than natural teeth?

To decrease occlusal surface area Signup and view all the answers

What determines the mesio-distal length of upper posterior teeth?

Distance between canine line and anterior border of maxillary tuberosity Signup and view all the answers

What should be avoided in placing posterior teeth to prevent denture dislodgment?

Inclining the tooth on a plane Signup and view all the answers

How is the vertical height or length of posterior teeth controlled?

Through occlusogingival distance Signup and view all the answers

Why are maxillary first premolars sometimes used for esthetic purposes more than function?

They have lighter colors than other posterior teeth Signup and view all the answers

What should be the length relationship between the maxillary first premolar and the maxillary canine for proper esthetic effect?

The length of the maxillary first premolar should be comparable to the maxillary canine Signup and view all the answers

Which type of posterior teeth are generally more esthetic in appearance?

Long posterior teeth Signup and view all the answers

What is another term for non-cusp form teeth based on cusp angles?

Monoplane or zero degree teeth Signup and view all the answers

Which advantage is associated with cusp form teeth?

Esthetically more acceptable Signup and view all the answers

Which advantage is associated with non-cusp form teeth in patients with uncoordinated neuromuscular control?

Offer less resistance to lateral forces Signup and view all the answers

What are the two main types of materials for anterior teeth mentioned in the text?

Porcelain and Acrylic teeth Signup and view all the answers