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Summary

Summary Biology Module 3 — Infection

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AQA GCSE Biology Module 3 Infection & Response - summative mind-map This document serves as a multipurpose tool to aid your GCSE revision, made by a Grade 9 student. It contains elaborate details of the module, including key learning points from the AQA specification and a profile of all RPAs fr...

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  • January 16, 2024
  • 1
  • 2023/2024
  • Summary
All documents for this subject (2036)
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saduni_kariyawasam
1 .
2 . .
3




i
contagious'


↳ 'infectious
vectors water Bacterial Infections :




&I
disease.



a
cause
Gonorrhoea :
1




.
1 Salmonella
. 2
animals
.
-




same 3
Transmission
> air
- .
1 Bacteria ↳ transmission : contaminated food ↳ transmission :
unprotecte
sexual cont
2 .
Virus (poultry
S

↓ ↓ blood 3 .

Fungi ↳
symptoms : Stomach cramps ;
fever ; diarrhoea
vomiting ;

symptoms yellow/green d :



pain when
direct contaminated
4
. Protist urin
contact
food ↳
prevention : cook raw meat
thoroughly ;↳ prevention : barrier contrac
Viral Infections : .
all UK chickens vaccinated (condoms)
.
1 Measles : . Tobacco
3 Mosaic Virus (TMU) : ↳ treatment : antibiotic cour

(penicillin)
↳ transmission :
coughing/sneezing ↳ transmission : vectors ; direct contact
(infected leaves or soil
Fungal Infections :


↳ Rose Black
symptoms fever ;: red skin rash .
1
Spot :

&
allows
fungal reproducti

prevention : MMR vaccine (for youngchildren) <
symptoms patches of discolouration
: ↳ transmission :
spores
~
(spread by
Lack
(HIV) of photosynthesis wind(
-




. Human
2
Immunodeficiency Virus :



water +




transmission:secontac/enchanga symptoms purple/black spots on

prevention
Permanentlydiscarda
: :


kids treatment a leaves ;
yellowingthen drop
AIDS develop ↳
↳ initial flu-like
symptoms recover ;
↳ weakened immune system (fatal)
prevention :

permanently discard inf
↳ Areatment
leaves ;
prevention antiretroviral drugs -prevent replication). fungicides



INFECTION
:
viral




Vaccines
-
biologi
> a

dead or i

CoronaryHeart Disease (CHD/CAD : ↳
provides artificia


+ RESPONSE
↳ ↳ remnants
of the s
heart) due to build-up of fatty deposits (plaque injected into the

response-nexttim
↳ risk
more
rapidly
Cancer uncontrolled cell division as a result
of vaccines can cont
>
-
factors : +


poor/unbalanced diet genetic mutations epidemics be
·
+ can


high levels ofsaturated fats vaccines do not w
·
-




smoking DNA
(genes) people deve
·
-
some

cholesters
high ↳ risk factors : in the nucleus
·




in
poor exercise
regime smoking immu
·
·




.

respo
obesity V
·



conc

progressive symptoms : ·
UV exposure random
genetic antibodies

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