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Fluorides

Total questions: 10

Worksheet time: 8mins

Name
Class
Date
1.

The concentration of sodium fluoride used for professional topical fluoride application is:

a)

0.2%

b)

2%

c)

0.02%

d)

20%

2.

APF gel or solution contains all except:

a)

Sodium fluoride

b)

Hydrofluoric acid

c)

Phosphoric acid

d)

Hydrochloric acid

3.

The usual time recommended for topical fluoride application is:

a)

4 minutes

b)

8 minutes

c)

2 minutes

d)

6 minutes

4.

Patients are encouraged not to drink, eat or rinse after fluoride application for:

a)

1 hour

b)

15 minutes

c)

30 minutes

d)

90 minutes

5.

The fluoride concentration in school water fluoridation is:

a)

2 times the city water supply

b)

4.5 times the city water supply

c)

8 times the city water supply

d)

Equal as the city water supply

6.

Shoe leather survey was carried out by:

a)

McKay

b)

JM Eager

c)

Trendley Dean

d)

HV Churchill

7.

Nalgonda technique is a technique for:

a)

Adding fluoride to community water

b)

Defluoridation

c)

School water fluoridation

d)

School topical fluoride application

8.

Certainly lethal dose of fluoride is:

a)

12-24 mg/kg

b)

32-64 mg/kg

c)

1 mg/kg

d)

5mg/kg

9.

When determining the dosage of systemic fluoride supplements for a child, it is most important to consider which of the following:

a)

Age and weight of the child

b)

Age of the child and mean annual temperature

c)

Age of the child and fluoride content of drinking water

d)

Weight of the child and fluoride content of drinking water

10.

What is the function of Fluoride Varnish?

a)

aesthetic purpose

b)

to enhance growth of teeth

c)

make the teeth stronger

d)

controlling & preventing dental caries