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Pubh 302 Exam 3 2024/2025 With 100% Accurate Solutions
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Pubh 302 Exam 3 2024/2025 With 100% Accurate Solutions
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Pubh 302 Exam 3 2024/2025 With 100%Accurate Solutions
Articulate the difference between infectious and communicable disease -
Precise Answer ✔✔An infectious disease is caused by different classes
of pathogenic organisms which are commonly called germs; these agents
are normally viruses or bacteria.
A communicable disease is an infectious disease that is easily spread
from one species to another
A communicable disease is infectious disease that is easily spread from
what to what? - Precise Answer ✔✔one species to another
All __________ diseases are infectious diseases but not all _________
diseases are communicable. - Precise Answer ✔✔communicable;
infectious
List and define three direct routes of infectious disease transmission. -
Precise Answer ✔✔skin to skin (herpes type 1)
Mucous to mucous (STIs)
Through breastmilk (HIV)
List and define three indirect routes of infectious disease transmission -
Precise Answer ✔✔food-borne (salmonella)
water-borne (cholera)
, vector-borne (malaria)
What are the three part to the "epi" triad for disease transmission? -
Precise Answer ✔✔agent, host, environment
What is the agent? - Precise Answer ✔✔factor such as a micro
organism, chemical substance, form of radiation...whose presence,
excessive presence, or absence is essential for the occurrence of a
disease
infectivity - Precise Answer ✔✔ability to invade and multiply
pathogenicity - Precise Answer ✔✔ability to cause disease
virulence - Precise Answer ✔✔ability to cause death
immunogenicity - Precise Answer ✔✔likelihood of triggering an
immune system defense
antigenic stability - Precise Answer ✔✔condition of an individual who
has been infected by a disease, and then remains immune to further
infection in later life. This is the case in most childhood diseases
What is the host? - Precise Answer ✔✔the person of living organism
that can be infected by an infectious agent
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