Root Canal System And Access Prep

Question 1

It is where the canal is pulp is located and found at the center of the tooth

Answer 1

Root canal system

Question 2

It houses the coronal portion of the pulp

Answer 2

Pulp chamber

Question 3

Pulp chamber consists of: (2)

Answer 3

Pulp horn
Root canal orifices

Question 4

It is located directly below the cusp

Answer 4

Pulp horn

Question 5

It is found at the floor of the pulp chamber

Answer 5

Root canal orifice

Question 6

It is the floor of the pulp chamber and the roof of the root canal

Answer 6

Root canal orifice

Question 7

It is the part of pulp that is housed by the anatomical root

Answer 7

Root canal

Question 8

Root canal consists of: (3)

Answer 8

Root main canal
Lateral canals
Furcation canal

Question 9

These are canals that are found at the sides of the main root canal

Answer 9

Lateral canals

Question 10

These are canals found in the furcation

Answer 10

Furcation canals

Question 11

What are the structures found at the apical 3rd of the root canal?

Answer 11

Apical foramen
Apical delta
Accessory foramina

Question 12

This is the main exit point of the pulp

Answer 12

Apical foramen

Question 13

This is the area occupying in between the apical foramen and accessory foramina

Answer 13

Apical delta

Question 14

These are other exit points of the pulp and it is not limited to the apex

Answer 14

Accessory foramina

Question 15

The shape of the root canal system corresponds to the:

Answer 15

Cross-sectional shape of the roots

Question 16

It is found at the cervical third of the crown

Answer 16

Pulpal roof

Question 17

It is found at the cervical third of the root

Answer 17

Pulpal floor

Question 18

It is yellowish in color since it is made up of dentin

Answer 18

Pulpal roof

Question 19

It is dark in color

Answer 19

Pulpal floor

Question 20

It has no dentinal map

Answer 20

Pulpal roof

Question 21

It has presence of dentinal map

Answer 21

Pulpal floor

Question 22

It has no definite shape

Answer 22

Pulpal roof

Question 23

It is smooth and convex but to completely flat

Answer 23

Pulpal floor

Question 24

What are the 6 methods of studying root canal anatomy

Answer 24

Ground section
Histologic
Radiographic
Clearing technique
Acrylic cast/silicone injection
Computerized method

Question 25

It is the method of studying the root canal anatomy by thinning down the tooth structure longitudinally or cross-section

Answer 25

Ground section

Question 26

It is the method of studying root canal anatomy by decalcifying ground section using hydrochloric acid and is thinned down using microtomes

Answer 26

Histologic

Question 27

It is a method of studying root canal anatomy by injecting root canal with methylene blue and cleared with methyl methacrylate

Answer 27

Clearing technique

Question 28

It is a method of studying root canal anatomy by Injecting fast setiing fluid acrylic then the tooth is split to expose the hardened impression

Answer 28

Acrylic cast/silicone injection

Question 29

What are the factors that affect root canal morphology?

Answer 29

Age
Caries
Developmental anomalies
Irritants
Attrition
Abrasion
Erosion
Trauma
Clinical procedures