2 - GCF Flashcards Preview

Perio Lecture Series > 2 - GCF > Flashcards

Flashcards in 2 - GCF Deck (18):
1

What forces GCF out of vasculature

Intravascular pressure

2

GCF flow rate increases ______X w/ inflammation

30

3

5 defense mechanisms of gingiva

Epithelial barrier
High rate of cell turnover
Leukocyte migration
Saliva
GCF

4

What causes change to exudate

What increases in the GCF at this time

Inflammation

Plasma proteins

5

Filter paper strips stained w/ ____ for GCF

Ninhydrin

6

Transmit time of GCF

1 minute 25 seconds from 5mm pocket

7

Flow of GCF in health

8 uL/hour

8

Flow of GCF in gingivitis

14 uL/hour

9

Flow of GCF in moderate periodontitis

29 uL/hour

10

Flow of GCF in advanced periodontitis

44 uL/hour

11

Flow rates according to who

Goodson

12

Main component of GCF

Cellular elements

13

% PMNs
% monocytes
% lymphocytes

95%
2-3%
1-2%

14

Electrolytes in GCF

Na
K
Ca
Mg

15

Bacterial agents in GCF

Endotoxin
H2S
Organic acids
Collagenase
Hyaluronidase

16

Cytokines in GCF

TNFa
Il-1 a/b
IL-6
RANKL
Osteoprotegrin (OPG)

17

Periocheck checks for ____

Neutral protease activity (elastase)

Enzymes released by PMNs

18

PocketWatch checks for ___

AST

Checks for dead/dying cells in cardiac/liver tissue