Quiz on Nitrogen Metabolism in Dental Biofilm

Quiz on Nitrogen Metabolism in Dental Biofilm

University

10 Qs

quiz-placeholder

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Quiz on Nitrogen Metabolism in Dental Biofilm

Quiz on Nitrogen Metabolism in Dental Biofilm

Assessment

Quiz

Others

University

Medium

Created by

Nadia Asror

Used 1+ times

FREE Resource

10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main source of nitrogen in dental plaque?

Lactic acid

Sodium chloride

Glucose

Salivary urea

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which bacteria are known for high urease activity in dental plaque?

Escherichia coli

Actinomyces naeslundii

Staphylococcus aureus

Lactobacillus casei

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What role does ammonia play in the oral environment?

Decreases plaque pH

Increases plaque pH

Promotes enamel demineralization

Inhibits bacterial growth

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the function of salivary peptides like sialin?

Promote protein degradation

Modulate bacterial metabolism

Increase acidity

Inhibit urea breakdown

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which amino acid is converted into ammonia via the arginine deiminase system?

Cysteine

Arginine

Lysine

Glutamate

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a harmful effect of ammonia in periodontal tissues?

Enhances nutrient absorption

Promotes tissue healing

Increases tissue permeability

Reduces inflammation

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What type of bacteria primarily utilize gingival crevicular fluid in periodontal pockets?

Saccharolytic bacteria

Aerobic bacteria

Anaerobic bacteria

Asaccharolytic bacteria

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