MDS PREP

Porcelain denture teeth
1. Have a higher coefficient of thermal expansion than acrylic teeth
2. Have a lower abrasion resistance than enamel
3. Should be used where the interalveolar clearance is small
4. Have a higher abrasion resistance than gold

Prosthodontics Answer: 4

The effect of saliva on the denture prognosis
1) No effect
2) Affects denture retention
3) Tissue conditioners are indicated when there is reduction in salivary flow
4) None of the above

Prosthodontics Answer: 2

The term "osseous integration" refers to
1) Direct contact between a vital bone and the implant surface
2) Integration of the bone and the implant with periodontal lingament like fibrous tissue between them
3) Both of the above
4) None of the above

Prosthodontics Answer: 1

The incisal reduction for all porcelain jacket crown should be
1) Less than 2 mm
2) Perpendicular to the long axis of the tooth
3) Perpendicular to the forces of mastication
4) All of the above

Prosthodontics Answer: 3

Comparing the hardness of enamel and dental porcelain, which of the following is true?
1. Dental porcelain is harder than enamel
2. Enamel is harder than porcelain
3. Some dental porcelains are harder than enamel
4. The hardness of both is equal

Prosthodontics Answer: 1

Most recent type of denture adhesive is
1) Salts of Gontrez
2) Natural gums
3) Cellulose based salts
4) Acrylic adhesives

Prosthodontics Answer: 1

Any clasp assembly should encircle at least how much of the abutment tooth?
1) 120 degrees
2) 160 degrees
3) 180 degrees
4) 360 degrees

Prosthodontics Answer: 3

The best time to correct faulty occlusion in the denture is
1) At the time of delivery of dentures
2) After 24 hours of wearing the denture
3) Only if patient complains of pain
4) No need to make occlusal corrections

Prosthodontics Answer: 1

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MDS PREP

Porcelain denture teeth 1. Have a higher coefficient of thermal expansion than acrylic teeth2. Have a lower abrasion resistance than enamel3. Should be used where the interalveolar clearance is small4. Have a higher abrasion resistance than gold

The effect of saliva on the denture prognosis 1) No effect2) Affects denture retention3) Tissue conditioners are indicated when there is reduction in salivary flow4) None of the above

The term "osseous integration" refers to1) Direct contact between a vital bone and the implant surface2) Integration of the bone and the implant with periodontal lingament like fibrous tissue between them3) Both of the above4) None of the above

The incisal reduction for all porcelain jacket crown should be1) Less than 2 mm2) Perpendicular to the long axis of the tooth3) Perpendicular to the forces of mastication4) All of the above

Comparing the hardness of enamel and dental porcelain, which of the following is true? 1. Dental porcelain is harder than enamel 2. Enamel is harder than porcelain 3. Some dental porcelains are harder than enamel 4. The hardness of both is equal

Most recent type of denture adhesive is1) Salts of Gontrez2) Natural gums3) Cellulose based salts4) Acrylic adhesives

Any clasp assembly should encircle at least how much of the abutment tooth?1) 120 degrees2) 160 degrees3) 180 degrees4) 360 degrees

The best time to correct faulty occlusion in the denture is1) At the time of delivery of dentures2) After 24 hours of wearing the denture3) Only if patient complains of pain4) No need to make occlusal corrections

Explore by subjects

Porcelain denture teeth
1. Have a higher coefficient of thermal expansion than acrylic teeth
2. Have a lower abrasion resistance than enamel
3. Should be used where the interalveolar clearance is small
4. Have a higher abrasion resistance than gold

The effect of saliva on the denture prognosis
1) No effect
2) Affects denture retention
3) Tissue conditioners are indicated when there is reduction in salivary flow
4) None of the above

The term "osseous integration" refers to
1) Direct contact between a vital bone and the implant surface
2) Integration of the bone and the implant with periodontal lingament like fibrous tissue between them
3) Both of the above
4) None of the above

The incisal reduction for all porcelain jacket crown should be
1) Less than 2 mm
2) Perpendicular to the long axis of the tooth
3) Perpendicular to the forces of mastication
4) All of the above

Comparing the hardness of enamel and dental porcelain, which of the following is true?
1. Dental porcelain is harder than enamel
2. Enamel is harder than porcelain
3. Some dental porcelains are harder than enamel
4. The hardness of both is equal

Most recent type of denture adhesive is
1) Salts of Gontrez
2) Natural gums
3) Cellulose based salts
4) Acrylic adhesives

Any clasp assembly should encircle at least how much of the abutment tooth?
1) 120 degrees
2) 160 degrees
3) 180 degrees
4) 360 degrees

The best time to correct faulty occlusion in the denture is
1) At the time of delivery of dentures
2) After 24 hours of wearing the denture
3) Only if patient complains of pain
4) No need to make occlusal corrections