Unit 52: Vocabulary

Please study the 20 vocabulary below and press the 'Mark Complete' button.
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common cold
a normally harmless viral infection of the nose, throat, and upper respiratory tract
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The common cold spreads through droplets in the air when someone who is sick coughs, sneezes or talks.
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contract an illness
formally catch or acquire a sickness
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It is possible, but not likely, to contract an illness while visiting a sick relative in the hospital.
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Coronavirus
any one of a family of viruses that cause illness ranging from the common cold to more severe pneumonia
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You should avoid close contact with anyone showing symptoms of Coronavirus.
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Covid-19
the name given to the 2019 novel coronavirus
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Current evidence on COVID-19 suggests that children are not especially at risk from severe illness.
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cure
relieve symptoms of a disease or illness
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There is no cure for the common cold because there are so many types and they mutate rapidly.
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first manifested
first appeared
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COVID-19 first manifested Wuhan, China in December 2019.
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flulike symptoms
patients presenting with sneezing, fever, runny nose, etc
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Flulike symptoms include: fever, runny nose, sore throat, chills, and body aches.
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ill
suffering from sickness or feeling unwell
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The woman got ill from eating sushi at a dubious restaurant in Arizona.
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immune system
bodily resistance to infection and toxins
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Organs such as the thymus, bone marrow, and lymph nodes make up the immune system.
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incubation period
the period from exposure to showing symptoms of an illness
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In early 2020 the median incubation period of COVID-19 was thought to be 5 days.
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infected
under the influence of a disease-causing entity
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The man's flesh wound got infected by the time he was home from the camping trip.
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MERS (Middle East Respiratory Syndrome)
a viral respiratory illness first reported in Saudi Arabia in 2012
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Since September 2012, there have been more than 850 MERS deaths recorded around the world.
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mortality rate
a measure of the number of deaths per unit of time
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Given enough time, the mortality rate in humans is 100%.
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need be concerned about
worrisome, troubling
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Lung cancer is definitely something tobacco smokers need be concerned about.
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play a role in
have an active part in
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Weather and social conditions can both play a role in the spreading of a virus.
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SARS (Severe Acute Respiratory Syndrome)
a viral respiratory disease of zoonotic origin which first occurred in 2002 in China and killed over 750 people
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Chinese scientists traced the SARS virus to cave-dwelling horseshoe bats in Southern China.
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sneeze
a sudden involuntary expulsion of air from the nose and mouth
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A sneeze is often caused by irritation of the nostrils brought about by particles of dust, pollen, or animal dander.
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sore throat
pain or irritation of the pharynx which worsens when you swallow.
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The first sign of a cold is often a sore throat which can last a few days.
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subsequently
after something else
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Many widely-accepted medical practices have subsequently been found to be useless or even dangerous.
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treatment
medical actions and handling
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If a hospital is completely full then non-essential treatment can be delayed for hours or even days.
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