Path 1000: Unit 2 Questions and Answers 100% Verified
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Path 1000
Path 1000: Unit 2 Questions and Answers 100% VerifiedPath 1000: Unit 2 Questions and Answers 100% VerifiedPath 1000: Unit 2 Questions and Answers 100% VerifiedPath 1000: Unit 2 Questions and Answers 100% Verified
In Canada, which health conditions surpass infectious disease as major causes of deat...
Path 1000: Unit 2 Questions and
Answers 100% Verified
In Canada, which health conditions surpass infectious disease as major causes of
death? - ANSWER - Heart disease and cancer.
Most infection-related deaths occur in... - ANSWER - Children, seniors, and
immunocompromised people.
Which factors reduce incidence of infectious disease? - ANSWER - Sanitation, clean
water and food, vaccines, antimicrobials.
Which factors increase incidence of infectious disease? - ANSWER - Poverty,
inefficient healthcare, political unrest.
When and where was the last case of smallpox? - ANSWER - Somalia, 1975
Which populations experience higher rates of infectious disease in Canada? -
ANSWER - First Nations and Inuit.
Which infectious diseases are commonly found in the indigenous population? -
ANSWER - TB, West Nile, HIV/AIDS, influenza.
Incidence of TB is how much higher in First Nations and Inuit populations? - ANSWER
- 32x and 400x, respectively.
Chain of Infection: - ANSWER - Reservoir, Portal of Exit, Mode of Transmission, Portal
of Entry, New Host.
What is an opportunistic pathogen? - ANSWER - Causes disease in the absence of
normal host resistance.
, Which factors influence pathogen disease capability? - ANSWER - Communicability,
Infectivity, Virulence, Pathogenicity, Portal of Entry, Toxigenicity.
What is Communicability? - ANSWER - How easily a pathogen spreads.
What is Infectivity? - ANSWER - How likely the pathogen is to cause disease.
What is Virulence? - ANSWER - How quickly does the infection spread in the body?
What is Pathogenicity? - ANSWER - How severe is the disease?
What is Portal of Entry/Exit? - ANSWER - How did the pathogen enter/exit the body?
What is Toxigenicity? - ANSWER - Ability of the pathogen to produce injurious
substances.
What are the mechanisms used by pathogens to resist the immune system? -
ANSWER - 1. Destroy or block immune components.
2. Mimic self-antigens.
3. Change antigenetic profile.
Bacteria are _______. - ANSWER - Prokaryotes.
What are prokaryotes? - ANSWER - Unicellular microorganisms that lack a nucleus.
There are __ different forms of bacteria. What are they called? - ANSWER - 3.
Cocci (spherical)
Bacilli (rodlike)
Spirochetes (spirals)
What is Bacteremia? - ANSWER - Bacteria in the blood.
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