EX2; Periodontium Practical Images Flashcards Preview

May14 Oral Histology > EX2; Periodontium Practical Images > Flashcards

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

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

2

HERS

3

What do the red and blue arrows represent

PDL development

red = during eruption
blue = after eruption

4

What do the pink and green represent

pink = cellular cementum
green = acellular cementum

5

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

6

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

7

What are these strucutres from left to right

cementoblast
collagen fibers/fiber fringe at the ends
predentin

8

What is the green arrow

cementoblast

9

What is taking place in this image

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

10

What is taking place in this image

total mineralization of the fiber fringe = cementum

11

What is taking place at the red line

mineralization front

12

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

second arrow = primary
last arrow = secondary

13

What is the main purpose of this cementum

attachment

14

What is this image depicting

that cementum width varies

15

What do the blue and purple arrows represent

blue = cellular intrinsic fiber cementum

purple = mixed fiber cementum

16

What are these tissues

outside = acellular cementum
inside = dentin

17

What are these tissues (from left to right)

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

18

What are these tissues

cellular cementum
dentin

19

cementocytes

20

What is this

cementoblasts
cementoid

21

What are these

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

22

What is this condition

hypercementosis

23

What is this patient presenting with

hypercementosis

24

What do the black circle and arrow represent

the extent of the periodontal ligament

25

What is the arrow pointing to

cementoblasts

26

What are the arrows point to from top to bottom

osteoblasts
osteoclasts
cementoblasts

27

blue arrow = osteoclasts
red arrow = osteoblasts

28

epithelial rests of Mallesez

29

epitheial rest of Mallesez

30

What is this image showing

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

31

Sharpey's fibers

32

cementicle

33

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

transseptal
alveolar crest
horizontal
oblique
apical
interradicular

34

What are the different gingival ligaments starting at the top

circular
dentogingival
dentoperiosteal
alveologingival

35

alveolar crest

36

red = horizontal fibers
blue = alveolar crest

37

oblique fibers

38

interradicular

39

What is this an image of

The profuse vasculature of the PDL

40

Where are these vessels penetrating

foramen in the alveolar socket

41

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

42

yellow stars = vascular bundles
black arrows = nerve fiber bundles

43

alveolar process

44

What are the differnt types of bone

C = cortical
T = trabecular

45

What are the differnt types of bone

yellow arrow = bundle bone
C = cortical
T = trabecular

46

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

47

What is the radioopaque like surrounding the bone

lamina dura

48

What are these images depicting

the cribiform plate-likeness of the alveolar process

49

What does the black i represent

Sharpey's fibers