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Prosthodontics > Dr. Keno notes > Flashcards

Dr. Keno notes Flashcards

1
Q

Retarder of alginate, controls setting time

A

Sodium Phosphate (2%)

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2
Q

Type 1 dental gypsum

A

Impression plaster

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3
Q

Type II dental gypsum

A

Model plasters

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4
Q

Type 3 dental gypsum

A

Dental stone

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5
Q

Type 4 dental gypsum

A

High strength stone / densite

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6
Q

Water powder ratio of dental stone

A

0.30-0.35

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7
Q

Water powder ratio of Type 1 and 2 dental gypsum

A

0.45-0.55

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8
Q

Exudation of liquid component to gel

A

Syneresis (Shrinkage)

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9
Q

It is used when pouring stone into impression to eliminate trapped air bubbles

A

Vibrator

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10
Q

Tradition name of model plaster

A

lab plaster

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11
Q

Tradition name of dental stone

A

Class I stone

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12
Q

Tradition name of High strength gypsum

A

Class II or improved stone

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13
Q

Main ingredient of Alginate and it is a filler.

A

Diametacious earth (56%)

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14
Q

Type 5 dental gypsum

A

High strength ang high expansion

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15
Q

It is an instrument used to record the orientation of the maxillary arch to some anatomic reference points and transfer the information to the articulator.

A

Facebow

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16
Q

It use average anatomy landmark to approximate the actual hinge.

A

Arbitary

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17
Q

Actual hinge can be located using this face bow.

A

Kinematic

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18
Q

It allows one to mount the relationship of the mandibular cast to the maxillary cast in centric relation.

A

Centric occlusion record

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19
Q

Interocclusal record for condylar inclination.

A

Protrusive record

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20
Q

Interocclusal record for Benneth angle.

A

Lateral excursion

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21
Q

It is an instrument used to graphically record in one or more planes.

A

Pantograph

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22
Q

Linguopalatal sounds

A 
Sh
Z
Ch
J
R
Y
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23
Q

Linguovelar sounds

A

K
Ng
G

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24
Q

Burning sensation in mandibular ridge

A

pressure on mental foramen

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25
Q

Burning sensation on palatal area

A

pressure on incisive foramen

26
Q

Clicking of denture teeth

A

Excessive VDO, porcelain teeth

27
Q

Cheek biting

A

Not enough horizontal overlap of post teeth , insufficient vdo

28
Q

Mucosal changes

A

Vitamin C deficiency

29
Q

Direction of ridge resorption (Maxilla)

A

Superior and Posterior

30
Q

Direction of ridge resorption (mandible)

A

Inferior and anterior

31
Q

Immediate dentures must be reline and remade after how many months?

A

6 months

32
Q

Final impression are bead with what type of wax?

A

Rope wax

33
Q

Replacement of the entire denture base while keeping the same denture teeth in their current occlusal relationship.

A

Rebasing

34
Q

Adding a new layer of material in denture base

A

Relining

35
Q

Kennedy Class 1

A

Bilateral distal extension

36
Q

Kennedy class 2

A

Unilateral distal extension

37
Q

Kennedy class 3

A

Tooth bound

38
Q

Kennedy class 4

A

Anterior crossing the midline

39
Q

Process of locating the HEIGHTS OF CONTOUR of abutment teeth to help im designing the RPD

A

Surveying

40
Q

MD of occlusal rest

A

1/3-1/2

41
Q

BL width of occlusal rest from cusp tip to cusp tip

A

1/2

42
Q

Thickness of occlusal rest

A

1.0-1.5mm

43
Q

It prevents RPD from moving away from the hard and soft tissues.

A

Direct retainers

44
Q

Retentive clasp assembly should be at least how many degrees?

A

180 degrees

45
Q

Suprabulge clasp

A

aker’s clasp or c clasp

46
Q

Infrabulge clasp

A

Roach or I bar

47
Q

It resists dislodgement of the crown in vertical direction.

A

Retention

48
Q

It resists lateral forces

A

Resistance

49
Q

How many degrees for external finish line?

A

Less than 90 degrees

50
Q

How many degrees for internal finish line?

A

90 degrees

51
Q

Type of partial veneer crown for lingual

A

Reversed 3/4 crown

52
Q

Type of partial veneer crown that has one surface intact usually FACIAL

A

3/4 crown

53
Q

Type of partial veneer crown indicated for Max premolar and molars that are sound mesially

A

7/8 crown

54
Q

Type of partial veneer crown for preserving the distal surface.

A

Mesial half crown

55
Q

This retraction cord may cause vasoconstriction.

How many percent does it contain?

A

Epinephrine

0.8%

56
Q

This retraction cord causes tissue necrosis.

How many percent?

A

Zinc Chloride (40%)

57
Q

This retraction cord is a good hemostatic agent and it discolors tissue temporarily

A

Ferric sulfate (13.3%)

58
Q

How many percent does aluminum chloride have?

A

5-10%

59
Q

if greater than 10% of aluminum chloride, it may cause____.

A

Tissue destruction

60
Q

It is slightly effective than epinephrine.

A

Potassium Aluminum Sulfate

Prosthodontics (3 decks)

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