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Flashcards in Pulp Deck (54)
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Shape of odontoblasts in:

Coronal region?

Cervical?

Midroot?

Apical?

Pseudostratified;

Columnar;

Cuboidal or pyramidal;

Flattened

1

Junctions between odontoblasts? (3)

  • Gap junctions
  • Tight junction
  • Desmosomes

2

Allows passage of water and small molecules?

Gap junctions

3

Forms an impermeable barrier to fluids, ions, and molecules?

Tight junctions

4

Binds odontoblasts together?

Desmosomes

5

Other terms for cell free zone?

Zone of Weil or subodontoblastic nucleus poor zone

6

True or false. Cell free zone is more prominent in radicular pulp?

False. Prominent in coronal pulp

7

Describe the apperance of cell free zone.

Fibrous without cells

8

Area for mobilization of replacement of odontoblasts?

Cell free zone

9

Myelinated fibers of pulp?

Plexus of Raschkow

10

Unmyelinated fibers of pulp?

Remak's fibers

11

Another term for cell rich zone?

Bipolar zone

12

Cell rich zone contains what type of cells? (2)

  • Fibroblasts
  • Undifferentiated mesenchymal cells

13

Components of pulp core? (4)

  • Principall cells
  • Immunocompetent cells
  • Blood vessels
  • Nerves

14

Principal cells of the pulp? (5)

  • Odontoblasts
  • Fibroblasts
  • Undifferentiated ectomesenchymal cells
  • Pericytes
  • Macrophages

15

Reserve cells

Undifferentiated mesenchymal cells

16

Serves as contractile cells capable of vascular constriction?

Pericytes

17

Another term for pericytes?

Rouget's cells

18

Immunocompetent cells. (3)

Macrophages

Dendritic cells

Lymphocytes

19

It presents antigen to lymphocytes?

Macrophages

20

Located peripherally and functions to presents antigen to T cells?

Dendritic cells

21

Only non phagocytic immunocompetent cells?

Dendritic cells

22

Involved in specific immune response?

Lymphocytes

23

Vessels of the pulp?

Superior and inferior alveolar arteries and veins

24

Innervation of the pulp? (2)

  • Trigeminal nerve
  • Superior cervical ganglion

25

True or false. Plexus of raschkow is absent in radicular pulp.

True

26

Embryonic origin of pulp?

Ectomesenchyme

27

Apical boundary of dental papilla?

Epithelial diaphragm

28

Epithelial diaphragm is formed when HERS bends at what angle?

45% angle

29

Progressive narrowing of the pulp?

Pulp recession