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Foundations 2 Exam 1 > Flouride and Prevention > Flashcards

Flouride and Prevention Flashcards

1
Q

Fluoride in nature

A

pale, yellow paste, widely distributed in nature and in our bodies

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2
Q

Sources of fluoride

A

Seafood (fish, clams, lobster, crab), tea, dry intact cereal,chicken products, artesian or deep wells, fresh surface water, seawater

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3
Q

Fluorine

A

chemical element

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4
Q

Where F is absorbed

A

80-95% in upper GIT and transported in plasma

**HE said he doesn’t like questions on numbers!!!

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5
Q

% absorbed in first 30 min

A

40%-95%

**HE said he doesn’t like questions on numbers!!!

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6
Q

F ingested on an empty stomach F produces a peak _____ level within ____ min/hours?

A

plasma in 30 min

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7
Q

F binds with ____ and other ______ and _____ _____

A

Calcium, divalent and trivalent cations

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8
Q

5mg F is cleared in ______

A

8-9 hours

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9
Q

F is deposited in ____

A

calcified tissues such as bone, teeth

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10
Q

F poisoning

A

accidental or intentional ingestion of F containing products

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11
Q

Elevated levels of F –>

A

chronic F toxicity

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12
Q

F handling is regulated by _____ and in the marketplace by the _____

A

Occupational Safety Health Legislation and FDA

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13
Q

Probable toxic dose (PTD)

A

defined as the minimum does that could cause toxic signs and symptoms, including death

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14
Q

Emergency Rx for F toxicity (immediate and non)

A

milk or milk and egg
vomitting
oral calcium of aluminum

maintenance of blood calcium with intravenous calcium

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15
Q

Emergency F overdose (less than 5mg)

A

give calcium orally (milk) and observe for a few hours

induced vomitting is not necessary

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16
Q

more than 5mg F overdose

A

ER room-pump stomach- not with downs or mental retardation tho

give oral calcium

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17
Q

F more than 15mg overdose

A

hospital immediately-induce vomitting

Cardiac monitoring; observe peak T waves and watch for shock

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18
Q

F therapies

A

F gel, foam, and varnish

F supplements

Salt F

Milk F

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19
Q

Post eruptive mechanism of action of F

A

promotes remineralization of enamel, inhibits demin of early carious lesion, inhibits glycolysis in which sugar is converted to acid by cariogenic bacteria

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20
Q

Pre eruptive mechanism of action of F

A

improves enamel crystallinity, reduces enamel solubility in acid, improves tooth morphology

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21
Q

Topical F

A

applied directly to and absorbed by the surface of the teeth

-can be home gel, dentrifice, mouth rinse, professional, or water

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22
Q

Systemic F

A

taken into the body by consuming products containing F

-water, dietary, dentrifice,dietary supplement

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23
Q

% of toothpastes which are F

A

79-90% in US

**HE said he doesn’t like questions on numbers!!!

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24
Q

how F in toothpaste is taken up

A

by dental plaque directly and demineralized tissue

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25
Q

brushing with F toothpaste increases the F concentration in salvia _______ fold and return to baseline in ______

A

100-1,000 fold and returns to baseline in 1-2 hours

**HE said he doesn’t like questions on numbers!!!

26
Q

F toothpaste reduces caries in children by _____ in a 2-3 yr study

A

15-30%

**HE said he doesn’t like questions on numbers!!!

27
Q

most common therapeutic agent in dentrifice

A

F

28
Q

two forms of F toothpaste

A

prescription and nonprescription

29
Q

Greater benefit of F TP when used with ____

A

F water

30
Q

use of F TP 3 times a day?

A

unclear, use at least 2x

31
Q

FT with 1500ppm of F is contraindicated for

A

children less than 6 yrs

32
Q

F mouthrinse was developed for

A

daily or weekly use for children

33
Q

____ is most commonly used b/c it lowers cost and better taste

A

NaF

34
Q

daily use mouthrinse concentration

A
  1. 05% (230ppm) available as OTC for >6yrs

* KNOW THIS

35
Q

weekly use mouthrinse concentration

A

.20% (920ppm), weekly use school based program

*KNOW THIS

36
Q

____% caries reduction in children over 2-3 yrs

A

20-35%

37
Q

F uptake in acidic environment

A

increases

38
Q

F gel is ___ in pH

A

low (acidic)

39
Q

Prevents decalcification beneath orthodontic bands

A

F varnish

40
Q

can bill medicaid for F varnish?

A

yeah- and covered on insurances

41
Q

a single app of F varnish increases enamel F by __%

A

77

42
Q

F does what to thermal and tactile pain

A

reduces

43
Q

varnish will set on contact with

A

saliva

44
Q

Can kids eat after F varnish?

A

yeah

45
Q

Do you brush a kids teeth after F varnish?

A

not that night, the next day

46
Q

halo effect

A

consider all sources of F of a patient

47
Q

F supplementation ______ recommended for prenatal use

A

NOT recommended-NO evidence!

KNOW THIS

48
Q

F supplements benefit in elderly

A

not proven but probably

49
Q

Prescribe F for prenatal?

A

NO

50
Q

age 6-16 consuming water with ____ F in water

A

> 0.6

51
Q

recommend F for 3-6, and 6-16 if water is below ___ F

A

0.3-0.6 or <0.3

52
Q

3-6yr old with <0.3 water F give how much F in mg/day

A

.5mg

53
Q

F salt not recommended for persons at risk of

A

hypertension

54
Q

when F salt is taken in F is released from ____ all day

A

plasma

55
Q

evidence of F salt??

A

not RCT or clinical trials

56
Q

Milk F?

A

Not common or very supported

57
Q

Cost effectiveness of F modalities (high and low risk)

A

not well supported but cost effective for persons at high caries risk

58
Q

target mouthrinsing to persons at ____

A

high risk

59
Q

Apply ____ concentration F to persons at _____ risk for caries

A

high

60
Q

Supervise use of F among children for children around and under what age

A

~6

61
Q

Use an alternative source of water for children aged _____ years whose primary drinking water contains >__ ppm F

A

<8 yrs and contains >2ppm

Foundations 2 Exam 1 (12 decks)

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