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PPM - ANSWER-parts per million
Natural gas turns becomes gas at - ANSWER--260 or over
Incisors are used for - ANSWER-cutting
guidelines for mixing dental cements - ANSWER-•Before
mixing, read and carefully follow the manufacturer's
directions for the type of cement being mixed.
,•Determine the use of the cement (restorative, liner, base,
cement); then measure out the powder and liquid
according to the manufacturer's instructions.
•Place the powder toward one end of the glass slab or
paper pad and the liquid toward the opposite end (the
space between allows room for mixing).
•Divide the powder into increments. Each manufacturer
uses a slightly different system for sectioning the powder.
Some manufacturers divide the powder into equal parts,
whereas others divide the powder into progressively
smaller increments. When increment sizes vary, use the
smaller increments first.
•Incorporate each powder increment into the liquid; then
mix thoroughly. The mixing time per increment will vary
according to the type of material and its use.
,glass ionomer - ANSWER-paper pad
glass slab (increases working time)
Composite Resin - ANSWER-paper mixing pad
polycarboxylate - ANSWER-paper pad
glass slab (increase working time)
removing dental cement - ANSWER-horizontal direction
away from tooth
sol - ANSWER-solution
, gel - ANSWER-solid
canines are used for - ANSWER-Holding
Posterior teeth are used for - ANSWER-Biting and
chewing
Premolars are used for - ANSWER-Hold and grind
Enamel is - ANSWER-96% in organic
Dentin is - ANSWER-70% inorganic