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B3-Infection and Response
measles and HIV
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Cards (16)
What are viruses classified as?
Viruses are an example of a
pathogen
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Can viruses be killed by antibiotics?
No
, viruses
cannot
be killed by antibiotics
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What are the key facts about measles?
Highly infectious
disease
First symptom is often a fever
Red skin rash develops after about three days
Spread through droplets from coughing or sneezing
Can cause serious complications and can be
fatal
Most
children
are
vaccinated
against measles
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What is the first symptom of measles?
A
fever
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How is measles spread?
Through
droplets
when an infected person coughs or sneezes
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What can happen if complications develop from measles?
They can cause damage to the breathing system or the
brain
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Why are most children vaccinated against measles?
To prevent serious complications and
fatalities
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What are the key facts about HIV?
First symptom is often a flu-like illness
Flu-like symptoms disappear after one or two weeks
Virus attacks the
immune system's
cells
Immune system becomes severely damaged over time
Can lead to late stage HIV or
AIDS
Patients can contract other infections like
TB
and cancer
Treated with
antiretroviral
drugs
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What is the first symptom of HIV?
A flu-like illness
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What happens to the immune system over time in an HIV patient?
It
becomes
severely damaged
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What can occur when the immune system is severely damaged in an HIV patient?
The patient can easily contract other
infections
and develop cancer
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What is the purpose of antiretroviral drugs for HIV patients?
To
stop
the virus from
multiplying
inside the patient
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Are antiretroviral drugs a cure for HIV or AIDS?
No
, they are
not
a
cure
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How is HIV transmitted?
Through the
exchange
of fluids between humans
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What are two ways HIV can be spread?
Unprotected sexual intercourse and sharing
infected
needles
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What can happen at the late stage of HIV infection?
The patient can easily contract other
infections
and may develop
cancer
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