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Dental BEQ > S9: Endodontics > Flashcards

S9: Endodontics Flashcards

1
Q

Most abundant cell in Pulp, Connective tissue and Periodontal Ligament

A

Fibroblast

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2
Q

Main function of the Pulp

A

Formative

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3
Q 
Ovoid Shape Outline form are all except:
Mx Central
Mx Lateral
Mx/Md Canine and Premolars
Mx 1M
Md 1M  and 2M
A

Mx Central Incisor and Mx 1M (Triangular)

Md 1M and 2M (Trapezoidal)

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4
Q

C-shaped Canal

A

Md 2M

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5
Q

A-delta Fibers

C fibers

A

A: Acute pain
C: Chronic pain

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6
Q

Deviated distally and palatally

A

Mx Lateral Incisor

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7
Q

Pacemaker of the Heart

A

SA Node
*Contraindication to EPT:
Px with artificial Pacemakers

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8
Q

Attraction of blood-borne microorganisms to Inflammed/Necrotic Pulp

A

Anachoresis

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9
Q

Most common cause of Pulpitis

A

Caries

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10
Q

Bacterial domination by

A

Anaerobic bacteria

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11
Q

Gram (-) bacteria

A

Porphyromanas

Bacteroides

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12
Q

Gram (+) bacteria

A

Actinomyces

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13
Q

Lymphokines are produced by

A

T-Lymphocytes

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14
Q

Plasma cells are produced by

A

B-Lymphocytes

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15
Q

Positive to Percussion test

A

Symptomatic Apical Periodontitis

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16
Q

Which is oftenly associated w/ Vital Pulp?
Condensing Osteitis
Asymptomatic Apical Periodontitis

A

Asymptomatic Apical Periodontitis

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17
Q

Patient has fever, malaise and lymphadenitis

A

Acute Apical Abscess

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18
Q

Macrophage of the Pulp

A

Wandering Rest Cell or Surveillance Cell

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19
Q

Macrophage of the Liver

A

Kupfer Cell

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20
Q

Associated w/ Non-vital Pulp

A

Radicular Cyst

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21
Q

Liquefaction Necrosis happens at the

A

Brain

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22
Q

Rounded mass of Granulation tissue which is continuous w/ the PDL

A

Granuloma

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23
Q

A residue of Condensing Osteitis which heals by repair

A

Apical Scar

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24
Q

A root canal defect that is asymptomatic

A

internal Root Resorption/Pink Tooth of Mummery

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25
Q

What is the opposite of Ankylosis?

A

Gomphosis

26
Q

J shaped or Tear drop shaped radioluscency

A

Vertical Root Fracture

27
Q 
Moth-Eaten appearance
Acute Osteomyelitis
Burkitt's Lymphoma
Chondrosarcoma
and
A

Ewing’s Sarcoma

28
Q 
What are the values for Autoclave?
121*C, 15psi, 15-20 minutes
225-250*C
132*C, 20psi, 20 minutes
160*C, 1 - 1 1/2 hrs.
10-12 hrs
A

121*C, 15psi, 15-20 minutes

Glassbeads: 225-250C
Chemiclave: 132C, 20psi, 20 minutes
Dry Heat: 160*C, 1 - 1 1/2 hrs.
Glutaraldehyde: 10-12 hrs

29
Q

Most useful hard tissue removal in Canal enlargement

A

K files

30
Q

Used in vertical condensation during Obturation

A

Plugger

31
Q

Used in lateral condensation during Obturation

A

Spreader

32
Q

Memorize sizes and colors of Files

A 
Pink 6
Gray 8
Purple 10
White 15, 45, 90
Yellow 20, 50, 100
Red 25, 55, 110
Blue 30, 60, 120
Green 35, 70, 130
Black 40, 80, 140
33
Q

Absorbs moisture

A

Paper points

34
Q

What shape is produced by Reaming?

A

Round shaped canal

35
Q

Memorize Rubber Dam Clamps

A 
0- Incisors, Canine
1 - PM
2 - PM
9 - Incisors, Canine
12A - R Molar
13A - L Molar
14A - Partially erupted Molar
26 - Molar
36
Q

Rubber Dam holder used in Children?
Young’s
Nygard-Ostby
Ash

A

Ash

37
Q

Used to disinfect Gutta Percha

A

5.25% Sodium Hypochlorite for 1 minute

38
Q

EDTA is:

A

Chelating agent

39
Q

Gold standard for mouthwash

A

Chlorhexidine

40
Q

Maintains a non-conduscive environment to bacterial growth

A

Camphorchloramphenicol

41
Q

Objective of Access Preparation

A

Straight line access

42
Q

Most important consideration in RCT

A

Cleaning ad Shaping the Canal

43
Q

Apicoectomy or Root-end Resection

A

Remove Apical 3rd of Root

44
Q

Half of the root and crown is removed

A

Hemisection or Premolarization

  • ideal: long roots, wide large crown
  • MC: due to Root fracture
45
Q

Separation of Molar into 2 crowns

A

Bicuspidization

46
Q

Used for Bleaching teeth

A

Sodium Perborate

47
Q

Used in Cold test, also known as Endo Ice.

A

Difluorodichloromethane

48
Q

Most accurate test for Vitality Test

A

Laser Doppler Test

49
Q

Hardest to diagnose?

A

Asymptomatic Irreversible Pulpitis

50
Q

What are the substages of Asymptomatic (Chronic) Apical Periodontitis?

A

Granuloma
Abscess
Cyst

51
Q

Exacerbation of Symptomatic (Acute) Apical Periodontitis

A

Acute Apical Abscess

52
Q

Exacerbation of Asymptomatic (Chronic) Apical Periodontitis

A

Phoenix Abscess

53
Q

Difference of Acute Apical Abscess to Lateral Periodontal Abscess?

A

AAA:
Pulpal origin
Non-vital
No pockets

LPA:
Periodontal origin
Non-vital
W/ pockets

54
Q

Another term for Chronic Focal Sclerosing Osteomyelitis

A

Condensing Osteitis

55
Q

Treatment to a Monorooted Vertical Root Fracture

A

Exo

56
Q

Treatment to a Multirooted Vertical Root Fracture

A

Hemisection - split then remove affected root

57
Q

Prognosis of Coronal, Middle and Apical Root fracture?

A

Coronal - poorest

Apical - best

58
Q

Treatment to Middle Root Fracture?

A

Stabilize the mobile portion then observe

59
Q

Exophytic growth of Pulp with a present epithelial surface?

A

Chronic Hyperplastic Pulpitis

60
Q

Inflammation of periosteum adjacent to an areaof infected tooth w/ periapical lesion

A

Proliferative Osteitis/Garre’s Osteitis

Dental BEQ (2 decks)

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