les cellules de l'immunité Flashcards

(14 cards)

1
Q

constituant dans la défense des muqueuses

A

pH
enzyme
mucus
IgA secrétoire/Ac
peptide antimicrobien
microbiote

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

fonctions PN (polynucléaire neutrophile)

A

netose = type de mort cellulaire
phagocytose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

cellule phagocytose

A

PN
phagocyte
monocyte/macrophage
c dendritique immature

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

cellule CPA

A

monocyte/macrophage
cellule dendritique
LB

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

2 types d’opsonines

A

Ac
C3b

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

(structure Ac) fragment Fc

A

partie constante de l’Ig qui va faciliter la phagocytose

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

(structure Ac) fragment Fab

A

fonction de reconnaitre l’antigène et de le fixer

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

principal rôle cellule dendritique

A

activer les lymphocytes T

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

c dendritique immature

A

= cellule phagocytaire

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

c dendritique mature

A

= c présentatrice d’Ag (CPA)

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

cellule NK

A

élimination par apoptose
libération granzyme et perforine

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

rôle macrophage

A

CPA
phagocytose
initiation, dev et terminaison de la réaction inflammatoire

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

domaine variable de l’Ig porte

A

la spécificité pour l’Ag

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

fonction polynucléaire éosinophile

A

activité anti parasitaire contre les helminthes

sensibilité de type I

How well did you know this?
1
Not at all
2
3
4
5
Perfectly