Biology

Dental and Oral Biology

924 Questions

Dental and Oral Biology focuses on the structure, development, and function of teeth and oral tissues. It covers key concepts like dental formulas, tooth eruption, and common oral diseases. These topics are essential for medical and biology entrance examinations.

Dental formulaTooth anatomyMilk teethOral diseasesTooth decay

Dental and Oral Biology Questions

Multiple choice

What is the name of the surgical procedure to lengthen the crown of a tooth?

  1. Crown lengthening

  2. Gingivectomy

  3. Osteoplasty

  4. Frenectomy
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Crown lengthening is the surgical procedure to lengthen the crown of a tooth.

Multiple choice

Which of the following is NOT a common type of cleft lip and palate?

  1. Unilateral cleft lip

  2. Bilateral cleft lip

  3. Unilateral cleft palate

  4. Bilateral cleft palate
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Bilateral cleft palate is a rare type of cleft lip and palate.

Multiple choice

What was the most common cause of tooth decay in the Middle Ages?

  1. Sugar

  2. Bread

  3. Meat

  4. Cheese
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Sugar was a major cause of tooth decay in the Middle Ages. It was often added to food and drinks, and it was also used to make candy.

Multiple choice

What was the most common treatment for tooth decay in the Middle Ages?

  1. Pulling the tooth

  2. Drilling the tooth

  3. Filling the tooth

  4. Applying a poultice
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The most common treatment for tooth decay in the Middle Ages was to pull the tooth. This was because there were no effective ways to fill or repair teeth.

Multiple choice

Which of the following is a good way to prevent cavities?

  1. Brushing your teeth twice a day

  2. Flossing your teeth once a day

  3. Eating sugary foods and drinks

  4. Not going to the dentist regularly
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

Brushing your teeth twice a day with a fluoride toothpaste is the best way to prevent cavities. Flossing your teeth once a day also helps to remove plaque and bacteria from between your teeth.

Multiple choice

What is the most common type of appoggiatura?

  1. The upper appoggiatura

  2. The lower appoggiatura

  3. The acciaccatura

  4. The mordent
Reveal answer Fill a bubble to check yourself
A Correct answer
Explanation

The upper appoggiatura is the most common type of appoggiatura. It is played above the harmonic tone and resolves down to it.

Multiple choice

What is the proper way to brush a child's teeth?

  1. Up and down

  2. Side to side

  3. In a circular motion

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Children should brush their teeth using a combination of up and down, side to side, and circular motions.

Multiple choice

What is the role of fluoride in preventing cavities?

  1. Fluoride strengthens the teeth

  2. Fluoride helps to remineralize the teeth

  3. Fluoride inhibits the growth of bacteria

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Fluoride works to prevent cavities by strengthening the teeth, helping to remineralize the teeth, and inhibiting the growth of bacteria.

Multiple choice

What is the role of sealants in preventing cavities?

  1. Sealants protect the teeth from plaque and bacteria

  2. Sealants help to strengthen the teeth

  3. Sealants make the teeth more resistant to decay

  4. All of the above
Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Sealants work to prevent cavities by protecting the teeth from plaque and bacteria, helping to strengthen the teeth, and making the teeth more resistant to decay.