FAQ: How can infectious diseases be spread?

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What are four ways that infection can be spread?

Infectious diseases can spread in a variety of ways: through the air, from direct or indirect contact with another person, soiled objects, skin or mucous membrane, saliva, urine, blood and body secretions, through sexual contact, and through contaminated food and water.

What are the 5 ways infectious diseases are transmitted?

Five common ways germs are spread:

  • Nose, mouth, or eyes to hands to others: Germs can spread to the hands by sneezing, coughing, or rubbing the eyes and then can be transferred to other family members or friends.
  • Hands to food:
  • Food to hands to food:
  • Infected child to hands to other children:
  • Animals to people:

How do infectious diseases spread Class 9?

The infectious diseases are spread in the following ways: When an infected person sneezes or coughs, the droplets containing the pathogen of diseases such as influenza, common cold, etc. might spread in the air and infect others in the vicinity.

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What are 3 ways that a communicable diseases can spread?

A communicable disease is one that is spread from one person to another through a variety of ways that include: contact with blood and bodily fluids; breathing in an airborne virus; or by being bitten by an insect.

How can infectious diseases be prevented?

Can infectious diseases be prevented?

  1. Washing your hands with soap and water, thoroughly and frequently.
  2. Covering your nose and mouth when you sneeze or cough.
  3. Disinfecting frequently touched surfaces in your home and workplace.
  4. Avoiding contact with sick people or sharing personal items with them.

What is the infectious disease?

Infectious diseases are disorders caused by organisms — such as bacteria, viruses, fungi or parasites. Many organisms live in and on our bodies. They’re normally harmless or even helpful. But under certain conditions, some organisms may cause disease. Some infectious diseases can be passed from person to person.

What are the 6 modes of transmission?

The modes (means) of transmission are: Contact (direct and/or indirect), Droplet, Airborne, Vector and Common Vehicle.

What diseases can be spread through saliva?

Here are a few other illnesses which can work their way from your saliva into your nose, throat and lungs:

  • Rhinovirus (colds)
  • Flu virus.
  • Epstein-Barr virus (mononucleosis, or mono)
  • Type 1 herpes (cold sores)
  • Strep bacteria.
  • Hepatitis B and hepatitis C.
  • Cytomegalovirus (a risk for babies in the womb)

What are Infectious Diseases examples?

Infectious diseases are diseases caused by living organisms like viruses and bacteria. They can be passed from person to person through body secretions, insects or other means. Examples are SARS, influenza, the common cold, tuberculosis (TB), Hepatitis A and B.

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What are non infectious diseases Class 9?

Noninfectious Diseases: The disease which does not spread by contact between infected and healthy person through air and water, is called noninfectious disease. For example: Cancer, genetic abnormalities, high blood pressure, etc.

What is a pandemic disease Class 9?

A pandemic disease is an epidemic that has spread across a large area such as multiple continents or worldwide. The pandemic is caused by a new infectious agent that has never caused a disease before.

How are viruses passed from person to person?

Viruses spread from person to person mainly in droplets that fly out when you cough or sneeze. These tiny drops from a sick person move through the air and land on the mouths or noses of others nearby.

What are the 4 types of communicable diseases?

Communicable diseases

  • Influenza. Norovirus. Mumps. Tuberculosis.
  • Pertussis. Zika virus. West Nile virus.
  • Ebola. Chikungunya virus. Coronavirus (COVID-19)

What are the top 3 communicable diseases?

List of Communicable Diseases

  • 2019-nCoV.
  • CRE.
  • Ebola.
  • Enterovirus D68.
  • Flu.
  • Hantavirus.
  • Hepatitis A.
  • Hepatitis B.

Why are infectious diseases important?

Infectious diseases is a broad discipline that is almost unique in contemporary medicine with its ability to cure and prevent disease, to identify specific disease causes (microbes), and to deal with diverse, sometimes massive outbreaks.

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