EHST 2110 Exam 1 Questions and
Answers 100% Correct
Define Arboviral diseases - ANSWER - comes from ticks and mosquitos, examples are Lyme
Disease, yellow fever, and malaria.
Define Pest - ANSWER - an insect capable of attacking food, other animals, and livestock
What is Zoonosis? - ANSWER - an infectious disease in animals that can be transmitted to
humans
At what stage of development are mosquitoes effectively eliminated? - ANSWER - the larval
stage
What are Vectors? - ANSWER - carries of disease
What is the benefit of surveillance? - ANSWER - Helps us understand different diseases
- can look at trends over time
What pesticides was used in Italy in 1943 for dusting refugees to prevent typhus fever. -
ANSWER - DDT
Trench fever is spread by what pest? - ANSWER - Body Lice
Why has there been a resurgence of "urban trench fever"? - ANSWER - the high rates of
homeless people
List 3 places where bedbugs can be found - ANSWER - hotels, shelters, dressing rooms
What disease is transmitted by bed bugs? - ANSWER - not known to transmit disease but can
lead to secondary infections
, What is generally considered to be the best method to remove ticks? - ANSWER - With
tweezers, get as close to the ticks head as possible
American Dog Tick is associated what disease? - ANSWER - Rocky Mountain Spotted Fever
Most common tick borne illness in NC - ANSWER - Rocky Mt. Spotted Fever
What is the concern with the Brown Recluse spider? - ANSWER - their bites leave a nasty scar
if not properly treated
What pest is responsible for more human deaths than any other insect: - ANSWER - mosquitos
Why do only female mosquitoes bite? - ANSWER - they need to feed on blood meals for the
development of their eggs
List 4 diseases transmitted by mosquitoes: - ANSWER - west nile virus, Dengue fever, yellow
fever, malaria
Microcephaly is associated with what pest? - ANSWER - mosquitos
What over the counter pesticide is recommended for mosquitoes? - ANSWER - DEET
List 4 breeding sites for mosquitoes: - ANSWER - bird baths, tires, plastic bags left outside, rain
gutters
Asian tiger mosquito breeds in - ANSWER - tires
Eastern equine encephalitis (EEE) - ANSWER - Transmitted from bird to bird by mosquitoes.
Can also be passed to horses and humans.
Rare but has a high rate of fatality, 35%.
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