PCOL 838: FINAL EXAM STUDY GUIDE
2025 QUESTIONS AND ANSWERS
What is a vector in terms of infectious disease? - ANS An organism that carries a pathogen
Which of the following is a common example of a vector pathogen?
a.) Malaria
b.) COVID-19
c.) Ebola
d.) Tuberculosis - ANS a.) Malaria
Which of the following are possible types of pathogens?
a.) Fungus
b.) Bacteria
c.) Protozoa
d.) Viruses
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,e.) Misfolded proteins
f.) All of the above - ANS f.) All of the above
Kuru and mad cow disease is an example of what type of pathogen? - ANS Misfolded
proteins
What is the difference between zoonotic pathogens and vector pathogens? - ANS Zoonotic
pathogen = Microorganisms--> Animals --> Humans
Vector pathogens = Microorganisms --> Humans
Ixode ticks can transmit disease to humans as vectors. During which season can they transmit
the disease? - ANS Summer and Spring when they are in the nymph stage
What is the zoonotic host of the Ixode tick? - ANS White-footed mouse
Which of the following comprises the innate immune system? Select all that apply.
a.) T cells
b.) B cells
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, c.) Dendritic cells
d.) Neutrophils
e.) Basophils
f.) Eosinophils
g.) Natural Killer cells
h.) Macrophages - ANS C, D, E, F, G, and H
Which of the following comprises the adaptive immune system? Select all that apply.
a.) T cells
b.) B cells
c.) Dendritic cells
d.) Neutrophils
e.) Basophils
f.) Eosinophils
g.) Natural Killer cells
h.) Macrophages - ANS A and B
T cells and B cells
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2025 QUESTIONS AND ANSWERS
What is a vector in terms of infectious disease? - ANS An organism that carries a pathogen
Which of the following is a common example of a vector pathogen?
a.) Malaria
b.) COVID-19
c.) Ebola
d.) Tuberculosis - ANS a.) Malaria
Which of the following are possible types of pathogens?
a.) Fungus
b.) Bacteria
c.) Protozoa
d.) Viruses
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,e.) Misfolded proteins
f.) All of the above - ANS f.) All of the above
Kuru and mad cow disease is an example of what type of pathogen? - ANS Misfolded
proteins
What is the difference between zoonotic pathogens and vector pathogens? - ANS Zoonotic
pathogen = Microorganisms--> Animals --> Humans
Vector pathogens = Microorganisms --> Humans
Ixode ticks can transmit disease to humans as vectors. During which season can they transmit
the disease? - ANS Summer and Spring when they are in the nymph stage
What is the zoonotic host of the Ixode tick? - ANS White-footed mouse
Which of the following comprises the innate immune system? Select all that apply.
a.) T cells
b.) B cells
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, c.) Dendritic cells
d.) Neutrophils
e.) Basophils
f.) Eosinophils
g.) Natural Killer cells
h.) Macrophages - ANS C, D, E, F, G, and H
Which of the following comprises the adaptive immune system? Select all that apply.
a.) T cells
b.) B cells
c.) Dendritic cells
d.) Neutrophils
e.) Basophils
f.) Eosinophils
g.) Natural Killer cells
h.) Macrophages - ANS A and B
T cells and B cells
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