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Answer :
Final answer:
The mask serves as a 'portal of exit' in the cycle of infection, acting as a barrier to prevent pathogens from becoming airborne when the patient coughs or sneezes.
Explanation:
The mask worn by the patient in this scenario serves the purpose of a portal of exit in the cycle of infection. This is because the mask acts as a barrier, preventing pathogens (like those causing the patient's fever, sore throat, and productive cough) from exiting the body and becoming airborne when the patient coughs or sneezes.
A portal of exit is a way for an infectious agent to leave the reservoir in which it has been growing. In this context, the patient's respiratory tract serves as the reservoir and pathogens could use coughing and sneezing as a mean to leave the body.
The mask reduces the number of pathogens that exit the patient's body, thus decreasing the potential for transmission to others. Hence, it's an important tool in the infection control procedures in healthcare settings.
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Final answer:
The patient's mask serves to block the 'portal of exit' in the cycle of infection, reducing the risk of disease transmission. This portal is where pathogens leave their host, and by wearing a mask, the patient prevents the distribution of disease-causing microorganisms.
Explanation:
In the cycle of infection, the mask worn by a patient serves to block the portal of exit. The cycle involves a reservoir source (where the pathogen lives), a portal of exit (how the pathogen leaves the source), a mode of transmission (how the pathogen gets to the new host), a portal of entry (how the pathogen enters the new host), and a susceptible host (a person who is at risk of getting the infection).
Here, the patient is the reservoir (or source), as they harbor the pathogen causing the fever, sore throat, and productive cough. When infected individuals cough or sneeze, pathogens can be expelled from the respiratory tract, serving as the portal of exit. The patient's mask mitigates this, catching these droplets before they can spread, effectively helping to control the portal of exit.
This scenario is closely associated with the abstract principle of disease prevention and transmission control in healthcare settings, illustrating how effectively blocking the portal of exit can limit the transmission of diseases.
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