Summary AQA ALEVEL BIOLOGY NOTES ON IMMUNITY MAP

Immunity Map
-




( stimulation of T B cells )
-
Primary Response ( slower )
t




II'IhIg :
'




antigen secondary Response
YIIIYIIIIIbtisggmerc.es?onses
µ
on




of
cell membrane
80 of phagocyte


⑤
"" " "s ""

"
asogtosis ,
III.[ """ "
" "s


%
"
gig Isis stingy;ai?g
"%
I www.nuaear •↳↳ ,
µ
lymphocyte
antigen
phagocyte ' is
specific
+




¥
( macrophage
, µ
neutrophil )
fIgtor
→
presenting
an




LA74 Helper T cell LTH )
cell
hey ¥
-
,
-




,




Once B cell has been
differentiation to

bypasses phagocytosis
stimulated
by binding
both the three
antigen
or

if it is
already antigen presenting
-

about
APCs bring through ✓ pathogen ) and specific T,

antibodies Cytotoxic T cells Etc )
neutralisation
of pathogen
infected
cel ,




[
kill host cells
phagocytes destruction or
'
-




-
infected cells e.
g. by viruses agglutinationantitoxins)
as
( APCs)
using perform
acting
I
"
III,
(
i. s
organ cells

"
÷:
secretes
specific anti
'

bod es
'
÷ :


Specific Immune System
Non -

specific Response cell -
mediated response LT -
cells )
Humoral Response CB cell