Fundamentals of Nursing: Asepsis and Infection Control Exam | Questions & Answers (100
%Score) Latest Updated 2024/2025 Comprehensive Questions A+ Graded Answers | With
Expert Solutions
Components of the Infection Cycle - Infectious Agent
Reservoir
Portal of Exit
Means of Transmission
Portal of Entry
Susceptible Host
Infectious Agent - Pathogens
-Bacteria
-Viruses
-Fungi
-Parasites
viruses are the... - smallest microorganism
example of viruses - Hep A, B, C, D
AIDS
colds + flu
fungi are... - plant organisms
-molds
-yeasts
parasites are.... - organisms that live on or in a host and rely on it for nourishment
, Potential to cause disease depends on... - # of bacteria
virulence
immune system health
exposure (length of exposure and distance/intimacy)
how do we identify microorganisms - cultures
what are normal flora - microorganisms that commonly inhabit the body and are part of normal defense
system
ex: e. coli in intestinal tract
what is colonization - organism that resides in the body without manifesting signs of disease
what is infection - what happens if a person's defense mechanism is ineffective in responding to a
microorganism invasion
What is a reservoir - natural habitat of the organism that allows for growth and multiplication of the
microorganism
Types of Reservoirs - People (active disease of asymptomatic carriers)
-Nurses
Animals (Rabies, Malaria, West Nile)
Food and Water (Giardia, Ecoli, Listeria (unpasteurized milk))
Inanimate objects (influenza)
-touching nose mouth or eyes
what is a portal of exit - point of escape for the organism from the reservoir
What is a portal of exit for humans - GI (gastrointestinal) Tract
Respiratory Tract
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