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AQA Biology
Measles and HIV
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Cards (10)
Viruses
Pathogens
that cause infectious disease
Viruses cannot be killed by
antibiotics
Measles
A highly infectious viral disease
Measles transmission
1.
Virus
spread in droplets when an infected person
coughs
or sneezes
2.
Virus
passes into a different person when these droplets are
inhaled
Measles can cause complications that damage the
breathing
system,
brain
, and can be fatal
Most children are
vaccinated
against
measles
when they're very young
HIV
A
viral
disease that attacks the
immune
system
Antiretroviral drugs
Stop the HIV virus from
multiplying
Allow patients to lead a
normal
life expectancy
Antiretroviral drugs are not a cure for HIV/AIDS, patients must take them for
life
HIV transmission
1.
Exchange
of bodily fluids
2.
Unprotected
sexual intercourse
3. Sharing
infected
needles