EX2; Periodontium Practical Images Flashcards Preview

May14 Oral Histology > EX2; Periodontium Practical Images > Flashcards

Flashcards in EX2; Periodontium Practical Images Deck (49):
1

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yellow = cementum
pink = PDL
green = bony socket
blue = junctional epithelium/sulcular epithelium

2

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HERS

3

What do the red and blue arrows represent

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PDL development

red = during eruption
blue = after eruption

4

What do the pink and green represent

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pink = cellular cementum
green = acellular cementum

5

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fiber fringe
cementoblast
predentin
mineralized dentin
non-mineralized dentin
advancing root edge
HERS

6

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mineralized cementum
mineralized dentin
fiber fringe
epithelial rests of Mallasez
cementoblasts
mineralized dentin
 

7

What are these strucutres from left to right

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cementoblast
collagen fibers/fiber fringe at the ends
predentin

8

What is the green arrow

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cementoblast

9

What is taking place in this image

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mineralization of the fiber fringe (at descrete foci denoted by the arrows)

10

What is taking place in this image

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total mineralization of the fiber fringe = cementum

11

What is taking place at the red line

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mineralization front

12

Which one of these arrows is pointing to the primary cementum and secondary cementum

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second arrow = primary
last arrow = secondary

13

What is the main purpose of this cementum

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attachment

14

What is this image depicting

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that cementum width varies

15

What do the blue and purple arrows represent

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blue = cellular intrinsic fiber cementum

purple = mixed fiber cementum

16

What are these tissues

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outside = acellular cementum
inside = dentin

17

What are these tissues (from left to right)

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left most = acellular cementum
Tome's granular layer
right = dentin

18

What are these tissues

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cellular cementum
dentin

19

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cementocytes

20

What is this

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cementoblasts
cementoid

21

What are these

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lines = growth lines
black ? = PDL
orange ? = bone

22

What is this condition

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hypercementosis

23

What is this patient presenting with

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hypercementosis

24

What do the black circle and arrow represent

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the extent of the periodontal ligament

25

What is the arrow pointing to

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cementoblasts

26

What are the arrows point to from top to bottom

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osteoblasts
osteoclasts
cementoblasts

27

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blue arrow = osteoclasts
red arrow = osteoblasts

28

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epithelial rests of Mallesez

29

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epitheial rest of Mallesez

30

What is this image showing

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epithelial rests cut at a different angle to show connections rather than clusters

31

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Sharpey's fibers

32

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cementicle

33

What are the different fiber groups from the top and going clockwise

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transseptal
alveolar crest
horizontal
oblique
apical
interradicular

34

What are the different gingival ligaments starting at the top

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circular
dentogingival
dentoperiosteal
alveologingival

35

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alveolar crest

36

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red = horizontal fibers
blue = alveolar crest

37

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oblique fibers

38

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interradicular

39

What is this an image of

The profuse vasculature of the PDL

40

Where are these vessels penetrating

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foramen in the alveolar socket

41

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white i = cellular cementum
arrows = PDL
black i = alveolar bone

42

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yellow stars = vascular bundles
black arrows = nerve fiber bundles

43

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alveolar process

44

What are the differnt types of bone

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C = cortical
T = trabecular

45

What are the differnt types of bone

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yellow arrow = bundle bone
C = cortical
T = trabecular

46

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yellow arrows = bundle bone
orange i = trabecular bone
blue i = cortical bone

47

What is the radioopaque like surrounding the bone

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lamina dura

48

What are these images depicting

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the cribiform plate-likeness of the alveolar process

49

What does the black i represent

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Sharpey's fibers