Must answer all to get full points!! 1.For the following categories of organisms

Question

Must answer all to get full points!!

1.For the following categories of organisms (or biological agents) provide four examples and use scientific names (binomial: Genus species, Homo sapiens).
a. Prions:
b. Viruses:
c. Bacteria:
d. Fungi:
e. Protozoa:
f. Helminths

2. Pick one agent from each category that you listed in questions 1; describe a disease transmission chain for each one. Be sure to provide the species names of vectors and reservoirs/hosts. Use the following symbology (you can copy and paste the symbols below to construct your model transmission chain, and put in parentheses alongside the symbol, the name of the organism):
? human being as host


? animal host; most often reservoir


X vector
O cycle transmission
-> incidental, dead-end transmission


3. What is meant by the terms multifactor zones and natural nidus? Using the terms zoonosis and/or anthropo-zoonosis describe the transmission chain of the Ebola virus, or if you prefer another viral disease. Finally, describe an Ebola outbreak in terms of the HET and how the disease transmission chain be broken. Cultural ecology plays an important role in the transmission of this disease. You don’t have to draw anything, just fill in your answers after the following nodes.
? Population:
? Behavior:
? Habitat:

Explanation / Answer

c

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