intro Flashcards

1
Q

what does the dentine-pulp complex describe?

A

close inter-relationship between dentine & pulp

factors affecting denting ultimately affect pulp

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2
Q

how many roots (and canals) do the upper incisors have?

A

1

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3
Q

how mant roots/canals do upper canines have?

A

1

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4
Q

how many roots/canals do upper 4’s have?

A

2-3/2

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5
Q

how many roots/canals do upper 5’s have?

A

1-3/1

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6
Q

how many roots/canals do upper 6’s have?

A

3/4

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7
Q

how many roots/canals do upper 7’s have?

A

3/4

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8
Q

how many roots do upper 8’s have?

A

1-3

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9
Q

how many roots/canals do lower incisors have?

A

1/1-2

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10
Q

how many roots/canals do lower canines have

A

1

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11
Q

how many roots/canals do lower 4’s have?

A

1

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12
Q

how many roots/canals do lower 5’s have?

A

1

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13
Q

how many roots/canals do lower 6’s have?

A

2-3/3-4

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14
Q

how many roots/canals do lower 7’s have?

A

2/3

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15
Q

how many roots do lower 8’s have?

A

1-2

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16
Q

what conditions/pathologies are involved in endo disease?

A
trauma
tooth surface loss
caries
fractured teeth
pulpal pathology
periapical pathology
root resorption
17
Q

what is a lateral canal?

A

a branch of the root canal

18
Q

how does caries progress to pulpal necrosis?

A
breakdown of enamel surface
progression to dentine
bacterial invasion into pulp
reversible changes
necrosis of pulp tissue
19
Q

what are the features of apical periodontitis?

A

chronic poly-microbial infection
stimulation of host response
ct destcruction

20
Q

what are the clinical objective of RCT?

A

removing canal contents

eliminating infection

21
Q

what is chemomechanical disinfection?

A

mechanical and chemical remove bacterial burden

22
Q

what is obturation?

A

filling of space to render inert

prevent bacteria coming in and multiplication of existing

23
Q

what is an endo-restorative interface?

A

to provide an environment that allows healing of periradicular tissues so that the tooth is retained as a functional unit