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Biomaterials > Final - Chemistry of Glass Ionomers > Flashcards

Final - Chemistry of Glass Ionomers Flashcards

1
Q

the acid soluble calcium fluorosilicate glass is in blank form and is a blank

A

powder, base

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2
Q

polyacrylic acid is in the blank form

A

liquid

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3
Q

these are for when pulp is exposed in order to coat the surface and make a protective environment

A

liner

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4
Q

this is the same material as a liner but put on thicker in order to begin restoration

A

base

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5
Q

polyacrylic acid is a blank molecule and may not adhere to a small space because of its blank compared to dentin spaces between molecules

A

big, size

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6
Q

saliva is a blank so it contaminates and interferes with adhesion

A

insulator

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7
Q

a hydrogel material is best suited by a blank environment

A

moist

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8
Q

mechanism of adhesion is primarily blank which is a chelation of CARBOXYL GROUPS with CALCIUM in the apatite of enamel and dentin

A

chemical

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9
Q

bond strength to blank is always higher because it has a lot of calcium in it

A

enamel

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10
Q

glass ionomer contains and recharges this

A

fluoride

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11
Q

enamel crystal is blank

A

calcium hydroxyapatite

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12
Q

a cool and dry glass slab may be used to blank the reaction of glass ionomer

A

retard

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13
Q

mix of glass ionomer should have a blank appearance which shows that acid is on the surface ready for bonding to the tooth

A

glossy

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14
Q

three categories of glass ionomer cements

A

pure, resin modified glass ionomer, compomer

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15
Q

three types of pure/resin glass ionomers

A

1,2,3

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16
Q

type of glass ionomer for luting (cementing)

A

1

17
Q

type of glass ionomer for filling

A

2

18
Q

type of glass ionomer for lining (basing)

A

3

19
Q

resin modified glass ionomers does not allow the flow of blank

A

fluoride

20
Q

pure glass ionomer results from the reaction product of these ingredients

A

copolymer of polycarboxylic acids, negatively charged calcium aluminum fluorosilicate glass, tartaric acid, water

Biomaterials (7 decks)

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