Enamel Pellicle and Oral Health

Enamel Pellicle and Oral Health

Assessment

Interactive Video

Biology

9th - 10th Grade

Hard

Created by

Patricia Brown

FREE Resource

Scott Frey hosts a show discussing the enamel pellicle, a protein coating on teeth formed by saliva. It protects teeth by providing lubrication, abrasion resistance, and acid erosion protection. The pellicle also influences bacterial adherence, which can lead to staining. Despite its bad reputation for staining, the pellicle's components enhance tooth protection. To maximize its benefits, use low abrasive toothpaste and avoid excessive whitening. The show concludes with a call for viewer feedback.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the enamel pellicle primarily composed of?

Iron compounds

Specialized protein coating

Calcium deposits

Bacterial layers

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How long does it take for the enamel pellicle to reach its full thickness?

30 minutes

1 hour

2 hours

4 hours

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is one of the primary protective roles of the enamel pellicle?

Reducing saliva production

Lubricating teeth to resist abrasion

Increasing tooth sensitivity

Enhancing tooth color

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What determines the types of bacteria that can adhere to your teeth?

The structure of the enamel pellicle

The amount of saliva

The type of toothpaste used

The frequency of brushing

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How long does it take for bacteria to colonize teeth after the pellicle is fully formed?

1 hour

2 hours

3 hours

4 hours

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What causes much of the staining on teeth?

Excessive brushing

Bacterial growth

Iron compounds and polyphenols

Calcium deposits

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is a benefit of the polyphenols embedded in the pellicle?

They increase tooth sensitivity

They reduce saliva production

They provide acid resistance

They enhance tooth color

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