Strategies UPDATED ACTUAL Questions and CORRECT
Answers
What is the definition of infection? Infection is the invasion of a susceptible host by potentially
harmful microorganisms (pathogens), resulting in disease.
What are the normal defenses of the body Normal flora, the inflammatory response, and the immune
against infection? response.
What is the chain of infection? The chain of infection includes pathogens, susceptible host,
reservoir, portal of exit, mode of transmission, and portal of
entry.
What are common pathogens that can cause Bacteria, viruses, fungi, and protozoa.
infection?
Name a common bacterium that can cause Escherichia coli.
infection.
What is a susceptible host? A susceptible host is an individual who is at risk of infection due
to factors like existing disease, inadequate defenses, age, and
nutritional status.
What are reservoirs in the context of Reservoirs are places where microorganisms thrive, grow, and
infection? wait for a chance to transfer to a susceptible host, such as
humans, water, animals, insects, and food.
What is direct transmission of infection? Direct transmission occurs through immediate contact with an
infected person or their bodily fluids.