Final: Fluorine (F) Flashcards Preview

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Flashcards in Final: Fluorine (F) Deck (7)
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1
Q

Is F regarded as an essential dietary component?

A

No

2
Q

What are the functions of F when ingested in SMALL amounts?

A

Prevention of dental caries; helps enamel resist acid and inhibits bacterial growth around tooth
Also strengthens all bone (subs in bone crystal for OH-)

3
Q

How readily is NaF absorbed by cattle?

A

Rapidly and nearly completely absorbed

4
Q

What substances can reduce F absorption?

A

Dietary Ca, Al, NaCl, and fat

5
Q

How can F toxicity occur?

A

Animals grazing down wind of aluminum smelters, rock phosphate sources high in F

6
Q

What are symptoms of F toxicity?

A

Weakens bones and causes osteonecrosis - stunts bone formation

7
Q

What are sources of F?

A

Stannous (tin) F from human toothpaste

Not added to animal diets to any great degree