Test

• ORH
• University

Test

What is the recommended fluoride concentration in toothpaste for adults?

1. 1,000-1,500 ppm fluoride.
2. 10-150 ppm fluoride
3. 1,700-2,000 ppm fluoride
4. 17-200 ppm fluoride

How often should patients brush their teeth?

1. at least once a day
2. at least twice a day
3. at least once a week
4. at least twice a week

What is the main benefit of fluoride?

1. Remove the plaque
2. reduce the gum inflammation
3. filling the tooth decay
4. strengthens the tooth enamel

How often should dental check-ups be done?

1. once a year
2. every 6 month, or as recommended
3. when decay and gingivitis presented
4. no need to do dental check-ups

What is gingivitis

1. inflammation of the gum
2. inflammation of tooth
3. inflammation of bone
4. all the answer are corrects