The Dental Pulp

1
The Dental Pulp
2
Functions of the Dental Pulp

1. Inductive
2. Formative
3. Protective
4. Sensory

3
Zones of the Pulp

1. Odontoblastic Layer
2. Cell Free Zone
3. Cell Rich Zone
4. Pulp Core

1. Odontoblasts
2. Reticular Fibers
3. Capillaries
4. Nerves
5. Mesenchymal Cells
6. Dentin
7. Subodontic Nerve Plexus

Avery Oral Histology
4
(No Transcript)
5
(No Transcript)
6
(No Transcript)
7
(No Transcript)
8
Nerves in Teeth

• A?
• Mechanoreceptors
• A?
• Thermoreceptors
• Nociceptors
• C fibers
• Nociceptors

9
Hydrodynamic Mechanism of Dental Pain

1. Odontoblast
2. Predentin
3. Dentin
4. Odontoblastic Process
5. Subodontoblastic Nerve Plexus
6. A? Fiber
7. Axon Terminal in Tubule

10
Age Changes in the Dental Pulp
1. Secondary Dentin Reduction is size 2.
Tertiary Dentin Reparative dentin Reactive
dentin 3. Calcification Pulp stones
11
(No Transcript)
12
(No Transcript)
13
Response to Injury
14
Avery Oral Histology
15
(No Transcript)
16
Direct Pulp Capping
Avery Oral Histology
17
Internal Resorption
18
Hyperplastic Pulpitis Pulp Polyp