Module 24 ch 26 Flashcards Preview

Dental Hygiene 1 > Module 24 ch 26 > Flashcards

Flashcards in Module 24 ch 26 Deck (26):
1

There is a constant process of _____ and ______ on the tooth surface.

demineralization
remineralization

2

The basic caries process starts with?

biofilm
(acidogenic bacteria)

3

The acidogenic bacteria metabolize ______ which produces an _____

fermentable carbs we ingest
acid

4

_____ bacteria are most active during the initial stages of demineralization

Mutans Streptococci

5

Lactobacilli are most active during the _____

progression of the cavity

6

Transmission of acidogenic bacteria to a child is usually from?

infected family members

7

What are some types of fermentable carbs?

sucrose
glucose
fructose

8

___ of ingestion of sugary foods has a strong influence on amount of acid produced.

frequency

9

The acid produced by the bacteria dissolves the ______ and _____ ions of enamel and dentin?

calcium
phosphorus

10

Remineralization can ___ or halt the demineralization process

arrest

11

Saliva acts to ___ acids and supply ____ to the tooth

buffer
minerals

12

______ is a continuous source for fluoride transport to the tooth.

Saliva

13

Fluoride can inhibit _____ in the biofilm

bacteria

14

A cavity is the ______ of the caries infection

end-stage

15

The ______ is an invisible lesion

initial infection

16

An early subsurface infection is generally ______

invisible

17

A white area Lesion can be seen by?

drying surface and viewing under bright light

18

What are the stages of Dental Caries

Initial Infection
Early Subsurface Infection
White Lesion
White Lesion Advanced
Cavitation

19

What caries needs x-rays to confirm depth

proximal

20

What x-rays are used to detect root caries

V BWX

21

X-rays can't reveal true depth of early caries not extending into dentin?

True

22

Patients with one or more cavitated lesions are assigned a CAMBRA _____ level

high risk

23

A CAMBRA extreme risk level is assigned when _______ is present in addition to _____ lesions

Xerostomia
Cavitated

24

A first approach to treating caries as a disease is to eliminate?

causative factors

25

______ gum can reduce levels of streptococcus mutans

Xylitol

26

What chemotherapeutic is highly effective against mutans streptococcus infections

Chlorhexidine (.12%)