Table of Contents
- 1 What are the 4 factors that make a person more susceptible to infection?
- 2 What are the three 3 factors that affect the likelihood of infection from a pathogen?
- 3 What are three factors that influence the spread of emerging diseases?
- 4 What are three things necessary for an infection to occur?
- 5 How does an infection spread through the body?
- 6 Who are the main sources of germs for infection?
What are the 4 factors that make a person more susceptible to infection?
Life style risk factors such as aging, poor nutrition, infection and exposure to toxicants can also increase susceptibility to illnesses. These life style factors can therefore be considered to cause acquired susceptibility for increased risk for environmental disease.
What are the three 3 factors that affect the likelihood of infection from a pathogen?
Common pathogen factors are immune evasion, high viral load and low infectious dose.
What is the most common source of patient infection?
The most common sources of infectious agents causing HAI, described in a scientific review of 1,022 outbreak investigations,20 are (listed in decreasing frequency) the individual patient, medical equipment or devices, the hospital environment, the health care personnel, contaminated drugs, contaminated food, and …
What are three factors that influence the spread of emerging diseases?
Several factors contribute to the emergence and re-emergence of infectious diseases, but most can be linked with the increasing number of people living and moving on earth: rapid and intense international travel; overcrowding in cities with poor sanitation; changes in handling and processing of large quantities of food …
What are three things necessary for an infection to occur?
Three things are necessary for an infection to occur: Source: Places where infectious agents (germs) live (e.g., sinks, surfaces, human skin) Susceptible Person with a way for germs to enter the body. Transmission: a way germs are moved to the susceptible persont.
What makes a person more likely to get an infection?
Certain medications used to treat medical conditions, such as antibiotics, steroids, and certain cancer fighting medications increase the risk of some types of infections.
How does an infection spread through the body?
An infection occurs when germs enter the body, increase in number, and cause a reaction of the body. Source: Places where infectious agents (germs) live (e.g., sinks, surfaces, human skin) Susceptible Person with a way for germs to enter the body Transmission: a way germs are moved to the susceptible persont Click on a tab below to learn more.
Who are the main sources of germs for infection?
People are one source of germs including: 1 Patients 2 Healthcare workers 3 Visitors and household members