Fluorine Flashcards

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1
Q

sources of fluorine

A
fluoridated water
grains
fish
tea
toothpaste
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2
Q

protein bound fluoride must be _____ before it is absorbed

A

hydrolyzed

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3
Q

Fluorine is primarily absorbed in the ___ as fluoric acid

A

stomach

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4
Q

Fluorine is transported in what two forms

A

unbound - free fluoride of hydrofluoric acid

bound- to proteins

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5
Q

fluorine is store in the

A

bones and teeth

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6
Q

functions of fluorine

A
  • promotes formation of apatite cystalline bone matrix
  • replaces hydroxide ions in apatite converting hydroxyapatite to fluorohydroxyapatite
  • topical fluoride decreased production of acid by oral bacteria
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7
Q

fluorine is excreted in the

A

urine

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8
Q

optimal levels of fluorine do what?

A

reduce incidence of dental caries

maintain integrity of skeletal tissue

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9
Q

S&S of acute toxicity of fluoride

A

n/v/d
acidosis
cardiac arrhythmias
death may occur (5mg/kg)

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10
Q

S& S of fluorosis

A

changes in bone kidney nerve and muscle function

dental fluorosis causes mottling of teeth in children

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