Dentin Pulp Complex II Flashcards Preview

Quizam 3 Oral Bio > Dentin Pulp Complex II > Flashcards

Flashcards in Dentin Pulp Complex II Deck (17):
1

What are the 4 layers of the Dental Pulp?

1. Odontoblast layer
2. Cell free zone of Weil
3. Cell rich zone
4. Pulp Core

2

Where does the Dental Pulp arise from?

dental papilla (ectomesenchym)

3

What is the primary cell type in Pulp?

Fibroblasts then odontoblasts

4

what are the components of pulp?

proteoglycans
glycoproteins
water

5

what collagen composes the pulp?

type III and then some type I

6

can OD form gap junctions w/ pulpal fibroblasts?

sure why not

7

can odontoblasts be replaced?

I sure think so!

8

where in the pulp do you find fibroblasts?

pulp core and cell rich zone

9

Where does the vacualr supply of pulp come from?

external carotid and Sup/Inf alveolar arteries

10

there are about ____ per root for the pulp

4-8 arterioules

11

Where is the network connection for the pulp vasculature?

cell free zone

12

Plexus of Raschkow... what is it?

Plexus of nerve fibers in the coronal pulp

13

in the root are there nerver plexus'?

Nope just the crown area... there are however branches of nerves in the root

14

What crainial nerve are teeth inervated by?

trigeminal

15

Where do the sympathetic branches come from?

the superior cervical ganglion

16

Where in the tooth are the nerves most myelinated?

near the root

17

3 theories of dentin sensitivity what are they?

1. Direct innervation
2. Odontoblast nociception
3. tubule fluid conductance (hydrodynamic)