What are the 4 types of infectious diseases?

What are the 4 types of infectious diseases?

A variety of microorganisms can cause disease. Pathogenic organisms are of five main types: viruses, bacteria, fungi, protozoa, and worms.

What are 3 ways to break the chain of infection?

Break the chain by cleaning your hands frequently, staying up to date on your vaccines (including the flu shot), covering coughs and sneezes and staying home when sick, following the rules for standard and contact isolation, using personal protective equipment the right way, cleaning and disinfecting the environment, ...

How can we stop diseases from spreading?

Preventing the Spread of Infectious Diseases

  1. Wash your hands often. ...
  2. Get vaccinated. ...
  3. Use antibiotics sensibly. ...
  4. Stay at home if you have signs and symptoms of an infection. ...
  5. Be smart about food preparation. ...
  6. Disinfect the 'hot zones' in your residence. ...
  7. Practice safer sex. ...
  8. Don't share personal items.

What is the best natural barrier against germs?

Natural barriers and the immune system defend the body against organisms that can cause infection. (See also Lines of Defense.) Natural barriers include the skin, mucous membranes, tears, earwax, mucus, and stomach acid. Also, the normal flow of urine washes out microorganisms that enter the urinary tract.

Are all germs harmful?

Not all bacteria are harmful, and some bacteria that live in your body are helpful. For instance, Lactobacillus acidophilus — a harmless bacterium that resides in your intestines — helps you digest food, destroys some disease-causing organisms and provides nutrients.

Where is the most bacteria found in the human body?

Your gut is home to most of the microbes in your body, but your skin, mouth, lungs, and genitalia also harbour diverse populations. And as research continues into body biomes, it should reveal answers about how these microorganisms are promoting health or even disease.

Where is the most bacteria found in a house?

While many people assume that the bathroom doorknob would be the dirtiest, the NSF found other spots that ranked higher with bacteria, including:

  • bathroom light switches.
  • refrigerator handles.
  • stove knobs.
  • microwave handles.

What are the dirtiest things we touch?

10 Dirtiest Things You Touch and How to Stay Safe From Germs

  1. Dish Sponges or Rags. Why: Dirt plus moisture equals bad news. ...
  2. Kitchen Sinks. Why: This is the second highest breeding ground for e. ...
  3. Toothbrush Holders. Why: “Nasty germs collect. ...
  4. Pet Bowls. ...
  5. Coffee Makers. ...
  6. Bathroom Faucet Handles. ...
  7. Kitchen Counters. ...
  8. Cutting Boards.

What is the dirtiest thing in your house?

These Are the Dirtiest Things in Your Home (Which You Should Clean Immediately)

  1. Your kitchen sink. ...
  2. The areas surrounding your toilet bowl. ...
  3. Your cleaning sponges and rags. ...
  4. Any kids' toys lying around. ...
  5. Your cell phone. ...
  6. Your computer's keyboard. ...
  7. Doorknobs and light switches.

Does opening windows get rid of germs?

But these exceptions aside, fresh air is generally a great way to rid your space of pathogens. Open a window and let the breeze blow those germs away.

Does cold air kill germs?

Cold air does not kill germs . The cold can actually make it easier for viruses to spread, since most viruses are covered by a protective capsule that melts in the heat. Cold air can also dry our nasal passages, which leaves sinuses vulnerable to infection from viruses.

Do Germs thrive in hot or cold?

Hot temperatures can kill most germs — usually at least 140 degrees Fahrenheit. Most bacteria thrive at 40 to 140 degrees Fahrenheit, which is why it's important to keep food refrigerated or cook it at high temperatures. Freezing temperatures don't kill germs, but it makes them dormant until they are thawed.

What temp kills bacteria?

Bacteria multiply rapidly between 40 and 140 degrees. Bacteria will not multiply but may start to die between 140 and 165 degrees. Bacteria will die at temperatures above 212 degrees. 2.

Can you use mouthwash as a disinfectant?

It's common knowledge that alcohol can kill bacteria (it's commonly used as a disinfectant), so it makes sense that the alcohol in mouthwashes is added specifically to kill the bacteria that give you bad breath. ... Using mouthwash will mask bad odour but will not get rid of the bacteria producing it.