Cariology

Question 1

Dental caries lesions are

Answer 1

lesions that occur due to activity within plaque that covers a tooth

Question 2

pH that starts to dissolves enamel

Answer 2

5.5 or lower

Question 3

when the biofilm is left undisturbed

Answer 3

for any period of time, a caries lesion may form

Question 4

best definition of dental caries lesions

Answer 4

a multi-factorial process of decriminalization and concurrent remineralization, and are often reversible

Question 5

the effect of metabolic processes within a community of microorganisms that

Answer 5

work together FOR THEIR OWN BENEFIT

Question 6

Drill, fill , bill

Answer 6

surgical model

Question 7

treat source of infection

Answer 7

medical

Question 8

caries in latin is

Answer 8

rot

Question 9

Causal factors

Answer 9

agent
host
environment

Question 10

Agent factors

Answer 10

plaque biofilm

• S. mutans
• S. sobrinus
• Lactobacilli
• other pathogens

Question 11

Host factors

Answer 11

-tooth (anatomy)
Saliva quantity
Saliva quality
Immune responses

Question 12

Environment factors

Answer 12

dietary fermentable carbohydrates

Question 13

Another term for describing the results and symptoms of dental carie

Answer 13

localized chemical dissolution of the tooth surface caused by metabolic events taking place in the biofilm covering the affected area

Question 14

Streptococcus mutan is gram

Answer 14

positive

Question 15

what is the primary causative agent in the formation of dental cavities

Answer 15

Strep mutans

Question 16

strep mutans are able to

Answer 16

metabolize sucrose to lactic acid

Question 17

rate of caires depend on

Answer 17

frequent of intake
oral hygen
saliva
microbes
tooth surface
host denfense

Question 18

enamel facts

Answer 18

ectoderm orgin
avascular
acellular
cannot repair itself

Question 19

emamel ismade up of

Answer 19

95% mineral
5% water
long, thin cystallites of hydroxyapatite or carbonated apatite

Question 20

once erupted, enamelis in

Answer 20

dynamic trasformation

Question 21

Dentin is

Answer 21

mesodermal orgin
75% inorganic
25% organic
5% water
reparative mechanism (odontoblasts)
works in concert with pulp (dentino-pulpal organ)

Question 22

types of dentin

Answer 22

primary-forms before eruption
secondary-form through root formation
tertiary-forms in response to stimuli from bi-products of bact infections