S9: Endodontics

Question 1

Most abundant cell in Pulp, Connective tissue and Periodontal Ligament

Answer 1

Fibroblast

Question 2

Main function of the Pulp

Answer 2

Formative

Question 3

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

Answer 3

Mx Central Incisor and Mx 1M (Triangular)

Md 1M and 2M (Trapezoidal)

Question 4

C-shaped Canal

Answer 4

Md 2M

Question 5

A-delta Fibers

C fibers

Answer 5

A: Acute pain
C: Chronic pain

Question 6

Deviated distally and palatally

Answer 6

Mx Lateral Incisor

Question 7

Pacemaker of the Heart

Answer 7

SA Node
*Contraindication to EPT:
Px with artificial Pacemakers

Question 8

Attraction of blood-borne microorganisms to Inflammed/Necrotic Pulp

Answer 8

Anachoresis

Question 9

Most common cause of Pulpitis

Answer 9

Caries

Question 10

Bacterial domination by

Answer 10

Anaerobic bacteria

Question 11

Gram (-) bacteria

Answer 11

Porphyromanas

Bacteroides

Question 12

Gram (+) bacteria

Answer 12

Actinomyces

Question 13

Lymphokines are produced by

Answer 13

T-Lymphocytes

Question 14

Plasma cells are produced by

Answer 14

B-Lymphocytes

Question 15

Positive to Percussion test

Answer 15

Symptomatic Apical Periodontitis

Question 16

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

Answer 16

Asymptomatic Apical Periodontitis

Question 17

Patient has fever, malaise and lymphadenitis

Answer 17

Acute Apical Abscess

Question 18

Macrophage of the Pulp

Answer 18

Wandering Rest Cell or Surveillance Cell

Question 19

Macrophage of the Liver

Answer 19

Kupfer Cell

Question 20

Associated w/ Non-vital Pulp

Answer 20

Radicular Cyst

Question 21

Liquefaction Necrosis happens at the

Answer 21

Brain

Question 22

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

Answer 22

Granuloma

Question 23

A residue of Condensing Osteitis which heals by repair

Answer 23

Apical Scar

Question 24

A root canal defect that is asymptomatic

Answer 24

internal Root Resorption/Pink Tooth of Mummery

Question 25

What is the opposite of Ankylosis?

Answer 25

Gomphosis

Question 26

J shaped or Tear drop shaped radioluscency

Answer 26

Vertical Root Fracture

Question 27

``` Moth-Eaten appearance Acute Osteomyelitis Burkitt's Lymphoma Chondrosarcoma and ```

Answer 27

Ewing's Sarcoma

Question 28

``` 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 ```

Answer 28

121*C, 15psi, 15-20 minutes Glassbeads: 225-250*C Chemiclave: 132*C, 20psi, 20 minutes Dry Heat: 160*C, 1 - 1 1/2 hrs. Glutaraldehyde: 10-12 hrs

Question 29

Most useful hard tissue removal in Canal enlargement

Answer 29

K files

Question 30

Used in vertical condensation during Obturation

Answer 30

Plugger

Question 31

Used in lateral condensation during Obturation

Answer 31

Spreader

Question 32

Memorize sizes and colors of Files

Answer 32

``` 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 ```

Question 33

Absorbs moisture

Answer 33

Paper points

Question 34

What shape is produced by Reaming?

Answer 34

Round shaped canal

Question 35

Memorize Rubber Dam Clamps

Answer 35

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

Question 36

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

Answer 36

Ash

Question 37

Used to disinfect Gutta Percha

Answer 37

5.25% Sodium Hypochlorite for 1 minute

Question 38

EDTA is:

Answer 38

Chelating agent

Question 39

Gold standard for mouthwash

Answer 39

Chlorhexidine

Question 40

Maintains a non-conduscive environment to bacterial growth

Answer 40

Camphorchloramphenicol

Question 41

Objective of Access Preparation

Answer 41

Straight line access

Question 42

Most important consideration in RCT

Answer 42

Cleaning ad Shaping the Canal

Question 43

Apicoectomy or Root-end Resection

Answer 43

Remove Apical 3rd of Root

Question 44

Half of the root and crown is removed

Answer 44

Hemisection or Premolarization * ideal: long roots, wide large crown * MC: due to Root fracture

Question 45

Separation of Molar into 2 crowns

Answer 45

Bicuspidization

Question 46

Used for Bleaching teeth

Answer 46

Sodium Perborate

Question 47

Used in Cold test, also known as Endo Ice.

Answer 47

Difluorodichloromethane

Question 48

Most accurate test for Vitality Test

Answer 48

Laser Doppler Test

Question 49

Hardest to diagnose?

Answer 49

Asymptomatic Irreversible Pulpitis

Question 50

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

Answer 50

Granuloma Abscess Cyst

Question 51

Exacerbation of Symptomatic (Acute) Apical Periodontitis

Answer 51

Acute Apical Abscess

Question 52

Exacerbation of Asymptomatic (Chronic) Apical Periodontitis

Answer 52

Phoenix Abscess

Question 53

Difference of Acute Apical Abscess to Lateral Periodontal Abscess?

Answer 53

AAA: Pulpal origin Non-vital No pockets LPA: Periodontal origin Non-vital W/ pockets

Question 54

Another term for Chronic Focal Sclerosing Osteomyelitis

Answer 54

Condensing Osteitis

Question 55

Treatment to a Monorooted Vertical Root Fracture

Answer 55

Exo

Question 56

Treatment to a Multirooted Vertical Root Fracture

Answer 56

Hemisection - split then remove affected root

Question 57

Prognosis of Coronal, Middle and Apical Root fracture?

Answer 57

Coronal - poorest | Apical - best

Question 58

Treatment to Middle Root Fracture?

Answer 58

Stabilize the mobile portion then observe

Question 59

Exophytic growth of Pulp with a present epithelial surface?

Answer 59

Chronic Hyperplastic Pulpitis

Question 60

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

Answer 60

Proliferative Osteitis/Garre's Osteitis