THEORY II REVIEW FINAL!!
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what are the components/composition of calculus?
mineralization of calc occurs in _________
enamel = ____% inorganic salts
dentin is ____% inorganic salts
cementm and bone contain __________% inorganic salts
mature calculus has _______% inorganic salts
crystals are all __________
what are the 3 steps for CALC formation?
- pellicle forms
- biofilm forms
- mineralization 24-72 hours
calc forms in _______ and the SURFACE depends on the ________. the _______ layer is usually partially calcified
the formation average time is ___ days. 10 days = ____ and 20 days = _____
the supra mineral source for calc is ______
the subgingival mineral sources are: ____ ____ and _____ _____
- gingival sulcus fluid
- inflammatory exudate
NaF Fl2 gels and foam= ___% _____ppm
fl2 varnish = ___% and _____ppm
why can you not use APF for composite or porcelain materials?
- because it can dissolve filler particles of composite
- and can etch porcelain
what is the standard of care as a caries preventive agent?
when should a fl2 home application be used?
- for rampant enamel or root caries
- exposure to radiation
- surface hypersensitivity
when are mouth rinses limited?
- for children under 6 years who cannot rinse due to oral or facial musculature problems or other disabilities.
- alcohol cannot be used for recovering alcoholics
what is the lethal dose of fl2 in an adult and a child?
- adult = 5-10 g
- child = .5-1 g
what are signs and symptoms of acute toxicity?
- abdominal pain
when do signs and symptoms of acute toxicity occur?
within 30 minutes of ingestion
fluoride + hydrochloric acid = ______ _____
hydrofluoric acid (stomach lining irritant)
systemic = blood hypocalcemia (lack of Ca in the blood) convulsions, paresthesia can be from what?
acute toxicity of fl2
chronic toxicity is _______ fluorosis.
osteosclerosis is from ______ toxicity
excess in water during developmental years = _______
what is dental fluorosis as white opacities. no health problem is involved, many white spots are not visible unless dried or under harsh light?
what is the max NaF dispensed per household?
- 264 mg NaF
- (120 mg of fl2)
What would you like to do?
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