12th November 2019

wikipedia

17

Which diseases are airborne?

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Many common infections can spread by airborne transmission at least in some cases, including: Anthrax (inhalational), Chickenpox, Influenza, Measles, Smallpox, Cryptococcosis, and Tuberculosis. Airborne diseases can also affect non-humans.

Consequently, what are the examples of airborne diseases?

There are three main types of organisms that can cause airborne diseases, including viruses, bacteria, and fungi. Some examples of airborne diseases include the flu, tuberculosis, and valley fever. Chickenpox and the measles can also be caused by airborne pathogens.

Can a virus be transmitted through the air?

Viruses can spread through the air in two ways: inside large droplets that fall quickly to the ground (red), or inside tiny droplets that float in the air (gray). In the first route, called droplet transmission, the virus can spread only about 3 to 6 feet from an infected person.

What are the causes of airborne diseases?

Airborne diseases are caused by pathogenic microbes small enough to be discharged from an infected person via coughing, sneezing, laughing and close personal contact or aerosolization of the microbe. The discharged microbes remain suspended in the air on dust particles, respiratory and water droplets.

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What are some airborne precautions that can be taken?

Droplet isolation precautions—used for diseases or germs that are spread in tiny droplets caused by coughing and sneezing (examples: pneumonia, influenza, whooping cough, bacterial meningitis). Healthcare workers should: Wear a surgical mask while in the room.

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What is in airborne?

Airborne is a dietary supplement containing herbal extracts, amino acids, antioxidants, electrolytes, vitamins, and other ingredients marketed to prevent the common cold and improve immune function. The benefits of its use are uncertain.

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Which is an airborne disease?

Airborne diseases are spread when droplets of pathogens are expelled into the air due to coughing, sneezing or talking. Airborne diseases of concern to emergency responders include: Meningitis. Chicken pox. Tuberculosis (TB)

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Is the flu and airborne virus?

Routes of flu transmission include: 1) direct or indirect (e.g., doorknobs, keyboards) contact with an infected person, 2) contact via large droplet spray from a respiratory fluid (via coughs and sneezes), and 3) inhalation of fine airborne particles, which are generated by the release of smaller, virus-containing

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How can we prevent air borne diseases?

Cover your mouth when you cough or sneeze. Use a tissue or your elbow to cut down on the possibility of transmitting germs on your hands. Wash your hands thoroughly (at least 20 seconds) and often, especially after sneezing or coughing. Avoid touching your face or other people with unwashed hands.

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How are diseases spread by airborne transmission?

When diseases and viruses are transmitted as very small particles by air currents, it is called airborne germ transmission. Airborne infections spread when bacteria or viruses travel on dust particles or small respiratory droplets that become aerosolized when an infected person sneezes or coughs.

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How airborne diseases can be prevented?

Reduce Your Exposure to Airborne Diseases and Harmful Pathogens. Airborne diseases, such as tuberculosis, measles, influenza, strep, MRSA, pneumonia, and the common cold are emitted when infected individuals (even those who aren't showing symptoms) exhale, cough, sneeze, sing or talk.

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What is airborne microorganisms?

Airborne microbes are biological airborne contaminants (also known as bioaerosols) like bacteria, viruses or fungi as well as airborne toxins passed from one victim to the next through the air, without physical contact, causing irritation at the very least (Earth Materials and Health, pg. 43).

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Is tuberculosis the only airborne disease?

TB is a highly contagious bacterial infection that can quickly spread if not caught, isolated, and treated early. Tuberculosis is an airborne disease, and can be caught by breathing in the air that an infected person has contaminated through: Breathing. Coughing.

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Is the mumps virus airborne?

Mumps is an airborne virus and can be spread by: an infected person coughing or sneezing and releasing tiny droplets of contaminated saliva, which can then be breathed in by another person.

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Is Pneumonia an airborne disease?

As described above, pneumonia is caused by infectious agents that can spread to others depending upon the type of organism causing the pneumonia. Usually, the organisms spread person to person by contact with an infected person's mouth or when small droplets that become airborne from coughing or sneezing.

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What is a droplet transmission?

Droplet transmission occurs when bacteria or viruses travel on relatively large respiratory droplets that people sneeze, cough, drip, or exhale. They travel only short distances before settling, usually less than 3 feet. These droplets are loaded with infectious particles.

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What diseases are spread by direct contact?

These are diseases caused by microorganisms that are spread by person-to-person contact or indirect contact with contaminated objects.

Conjunctivitis (Pink-eye)
Creutzfeldt-Jacob (CJD)
Ebola Virus Disease.
Erythema Infectiosum (Fifth disease)
Impetigo.
Pediculosis (Head lice)
Polio.
Roseola.

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Is whooping cough an airborne disease?

Whooping cough is considered highly contagious and is only found in humans. The bacteria can live in droplets that become airborne during coughing or sneezing; anyone in close contact with an individual who has whooping cough is likely to be exposed to the disease.

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Is Ebola airborne?

Although clinicians readily agree that the Ebola virus leaps from one person to the next via close contact with blood and other bodily fluids, Osterholm warned that the risk of airborne transmission is “real” and “until we consider it, the world will not be prepared to do what is necessary to end the epidemic.”

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What is meant by airborne transmission?

Airborne transmission occurs when bacteria or viruses travel on dust particles or on small respiratory droplets that may become aerosolized when people sneeze, cough, laugh, or exhale. They hang in the air much like invisible smoke. They can travel on air currents over considerable distances.

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Which is a physical barrier against pathogens?

The first line of defence (or outside defence system) includes physical and chemical barriers that are always ready and prepared to defend the body from infection. These include your skin, tears, mucus, cilia, stomach acid, urine flow, 'friendly' bacteria and white blood cells called neutrophils.

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How diseases are spread?

Person to person. A common way for infectious diseases to spread is through the direct transfer of bacteria, viruses or other germs from one person to another. This can occur when an individual with the bacterium or virus touches, kisses, or coughs or sneezes on someone who isn't infected.

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Is chicken pox an airborne disease?

Chickenpox is an airborne disease which spreads easily through the coughs and sneezes of an infected person. It may be spread from one to two days before the rash appears until all lesions have crusted over. It may also spread through contact with the blisters.

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What are some blood borne diseases?

There are many different bloodborne pathogens including malaria, syphilis, and brucellosis, but Hepatitis B (HBV), Hepatitis C (HCV), and the Human Immunodeficiency Virus (HIV) are the three diseases specifically addressed by the bloodborne pathogens standard.

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