Contact is the most frequent mode of transmission of health care associated infections and can be divided into: direct and indirect.
What are the main routes of transmission?
The transmission of microorganisms can be divided into the following five main routes: direct contact, fomites, aerosol (airborne), oral (ingestion), and vectorborne. Some microorganisms can be transmitted by more than one route.
What is common vehicle transmission?
Common-vehicle transmission refers to agents transmitted by a common inanimate vehicle, with multiple cases resulting from such exposure. This category includes diseases in which food or water as well as drugs and parenteral fluids are the vehicles of infection.
What is the most common way that diseases are transmitted?
Infectious diseases commonly spread through the direct transfer of bacteria, viruses or other germs from one person to another. This can happen when an individual with the bacterium or virus touches, kisses, or coughs or sneezes on someone who isn’t infected.
What are the 4 routes of disease transmission?
Diseases can spread in many ways
- Airborne transmission. Airborne transmission occurs when infectious agents are carried by dust suspended in the air. …
- Respiratory (droplet) transmission. …
- Sexually transmitted diseases (STDs) …
- Animal or insect transmission. …
- Food or water transmission. …
- Health care transmission.
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 are two kinds of transmission?
There are two types of contact transmission: direct and indirect. Direct contact transmission occurs when there is physical contact between an infected person and a susceptible person. Indirect contact transmission occurs when there is no direct human-to-human contact.
Which source is a vehicle for infection transmission?
Common vehicle transmission: Common vehicle transmission refers to transmission through a contaminated source. Examples include food, medication, intravenous fluid, or equipment that transmits infection to multiple hosts. This transmission may result in a large-scale outbreak.
What are the common methods of transmission of diseases Class 9?
Infectious diseases are transmitted from person to person by direct or indirect contact.
- Airborne transmission. …
- Contaminated objects. …
- Food and drinking water. …
- Animal-to-person contact. …
- Animal reservoirs. …
- Insect bites (vector-borne disease)
What is an example of a vehicle borne transmission?
Examples of vehicles that can transmit diseases include cooking or eating utensils, bedding or clothing, toys, surgical or medical instruments (like catheters) or dressings. Water, food, drinks (like milk) and biological products like blood, serum, plasma, tissues or organs can also be vehicles.
What diseases are spread through bodily fluids?
Examples of diseases spread through blood or other body fluids:
- hepatitis B – blood, saliva, semen and vaginal fluids.
- hepatitis C – blood.
- human immunodeficiency virus (HIV) infection – blood, semen and vaginal fluids, breastmilk.
- cytomegalovirus (CMV) infection – saliva, semen and vaginal fluids, urine, etc.
What diseases are 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)
How do germs get inside your body?
Germs can get into the body through the mouth, nose, breaks in the skin, eyes and genitals (privates). Once disease-causing germs are inside the body they can stop it from working properly. They may breed very quickly and in a very short time a small number of germs can become millions.
What are standard precautions?
Standard precautions are a set of infection control practices used to prevent transmission of diseases that can be acquired by contact with blood, body fluids, non-intact skin (including rashes), and mucous membranes.