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AIR-BORNE DISEASES
Infectious disease spread by droplet infection have long been one of the most deadly branches of
disease. 'It has been calculated that about half of all episodes of human illness are caused by respiratory
viruses. Most of these are of course quite trivial infections like the most frequent of them all, the
1
In England and Wales in 1850, Infectious Diseases 'were responsible for some 60 per
cent of all deaths, air-borne diseases being about twice as significant as water and food-borne.'
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'"Droplet infection" continues as 'by far the commonest and most important in civilized countries'.
3
Add
to colds and 'flu 'the fact that most of the generalized infections of childhood such as measles,
chickenpox, mumps and rubella are also spread by the respiratory route and it becomes clear that, in
advanced countries, droplet infection is much the most important route by which infectious diseases spread.
Airborne diseases like tuberculosis, influenza, and COVID-19 can be transmitted through respiratory droplets when infected individuals cough, sneeze, or talk. The pathogens in these droplets can remain suspended in the air for a period of time, allowing them to be inhaled by others nearby, leading to infection.
They're called airborne diseases. Influenza and Chickenpox are examples.
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What was the disease that killed millions of people carried by?
The disease that killed millions of people and was carried by fleas on rats was the bubonic plague, also known as the Black Death. This pandemic devastated Europe in the 14th century, causing widespread death and societal disruption.
Which of these is a tree disease spread by beetles?
Dutch Elm disease is a tree disease that is spread by beetles. It is caused by a fungus carried by elm bark beetles, which feed on the bark of elm trees, introducing the disease into the tree's vascular system.
What is a vehicle borne disease?
A vehicle-borne disease is an infectious disease that is transmitted through a contaminated object or substance, such as food, water, or insects, rather than through direct person-to-person contact. This type of disease can spread quickly through a population if the contaminated vehicle is not identified and controlled.
What does the name of the common disease associated with malaria mean?
The name "malaria" is derived from the Italian words "mala" (bad) and "aria" (air), reflecting the earlier belief that the disease was caused by foul air in marshy areas.
During conifer reproduction pollen grains are released into the?
air and are carried by the wind to land on female cones, where they fertilize the ovules. This process enables seed development in conifers.
Why did Medieval doctors offer patients sweet smelling flowers for the black death?
Because they believed that disease was carried on foul smelling air so the sweet smelling flowers would have rid the air of the disease.
How did mice spread disease in the middle ages?
they carried fleas that carried the disease and when they bit they infected their victim
What animal was believed to have carried disease through out europe?
Seals are believed to have carried disease through out Europe
How the black death was carried?
it was carried by rats which caught the disease from parasites
Which disease starting with the letter m is carried by the mosquito?
Malaria is a disease starting with M that's carried by mosquitoes. It is caused by a protozoan parasite.
How did boats spread the disease of the black plague?
the disease was carried by rats who were on the ship
What disease is carried mostly by flies?
Malaria is carried mostly by the Tse-tse-fly.
How was the plage spread?
the plage was spread throughout animals, which carried fleas, and fleas carried the disease. china did not carry the disease, because they had boiling water.
If a characteristic is carried on the female chromosome the disease produced is known as?
X-linked disease
What was the disease that killed millions of people carried by?
The disease that killed millions of people and was carried by fleas on rats was the bubonic plague, also known as the Black Death. This pandemic devastated Europe in the 14th century, causing widespread death and societal disruption.
What disease carried to mesoamerica by the Europeans?
small pox
What sicknnesses did pioneers get?
Malaria, a disease carried by insects.
