A sequencing of elements that allows infection to occur in a health care setting is called a chain of infection.
What is a chain of infection?
A chain of infection refers to a series of steps or order of events in which a disease-causing organism or pathogen leaves its reservoir or host and is transmitted to another susceptible host where it causes a disease.
For an infection to occur, the pathogen must leave the reservoir through an exit, is conveyed by a vector and enters through a portal into an appropriate susceptible host.
Therefore, a certain sequencing of elements that allows infection to occur in a health care setting is called a chain of infection.
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