Entomology Flashcards
What genus of mosquito deposits it’s eggs attached together to form rafts that floats on water?
Culex
Where do mosquito larvae develop?
In water
What percentage of adult mosquito are typically make?
50
What sex of mosquito has bushy antennae?
Male
Which organisms does the AF consider “Pests”
Grown wrong place at wrong time
What’s “Integrated pest management?”
Combination of control techniques to prevent or suppress pest
What form of pest control relies on changing the environment?
Cultural
What’s “mechanical” pest control?
Using methods to kill or separate Arthropods from their food source
Who may use “restricted use” pesticides
Certified applicator or someone under the supervision of a certified member
Which type of pesticides had a low toxicity for mammals and is widely replacing all other types of pesticides?
Pyrethoids
What’re the goals of the medical entomology program?
Prevent and control vector borne diseases by eliminating disease vectors, reservoirs, blocking transmission of reservoirs
What instruction outlines the pest management program for the base CE?
AFI 32-1053
What instruction outlines the AF’s medical enthology program
AFI 48-102
Who establishes the surveillance frequencies for disease vectors?
Aerospace, medicine council
What’re the primary PH tasks during an aerial spray mission?
Educating public and Pre/Post treatment vector surveillance
What’re the BE responsibilities in the medical entromology program?
Monitors aquicition, storage, environmental impact
What’s Taxonomy?
Science of classification
What’s the next lower subdivision of a phylum?
Class
What subdivision comes after order?
Family
In most cases, what’s the last major division in the classification system?
Species
What’s the stuff outer skeleton in arthropods called?
Exoskeleton
What’re the four stages of complete metamorphosis?
Egg, larva, pupa, adult
What’s a written insect key?
Brief description of anatomical features used to ID insects
What’s the most common species of mouse?
House Mouse
What do the droppings(feces) of a house mouse look like?
Small, rod shaped
What’s the largest and most common domestic rat?
Norway Rat
What’re the three color patterns found in roof rats?
Black to slate gray, grayish white belly
What’s the best control method for long-term control of rodents?
Cultural & Mechanical
What’re the five ways flies spread diseases?
Mouthparts, vomitus, body hairs, sticky part of feet, feces
What’s the most effective fly control measure?
Dropper Sanitation/eliminate breeding places
In what insect order are fleas classified?
Siphonaptera
What diseases are fleas responsible for transmitting?
Plague, endemic typhus
How’s murine typhus (endemic typhus) fever transmitted to humans?
By the flea bite/ when a flea or rodent louse feces are scratched into an open wound or inhalied
What’re two major groups of ticks?
Hard and soft
To which of the two major groups does the American dog tick belong?
Hard
What’re the four major groups of diseases that are spread by ticks?
Rickettsial bacteria, spirochete bacteria, other bacteria and virus
What’s meant by “transovarial transmission” of pathogens?
Pathogens are passed from infected adult to eggs
What’s the most effective method of removing ticks?
Small tweezers, forced far away form mouth by pulling in a upward with even pressure
What stage are chiggers in when they feed on humans and animals?
Larval
What’re the two major groups of diseases transmitted by mites?
Scrub typhus & Rickettsial Pox
What species of mite transmits scrub typhus?
Chigger
Which noted burrow and live in human skin?
Scables
What’s the most abundant species of cockroach in the US?
German
What color are German cockroaches?
Pale yellowish brown or tan
Where are American cockroaches most often found?
Commercial establishments
Why are Oriental cockroach populations at a somewhat lower rate?
Reproduce at a slower rate & other species
What’s the most effective method of control for cockroaches m?
Denying access to food or moisture
How many venomous snakes are there in the US?
More than 20
What’re the five basic types of venom that Arthropoda and snakes produced?
Vesicating toxin, hemnorraghic toxin, Hempolytic Toxin, Neurotoxin and uncating toxin
What three thing do venomous arthropods do to cause pain and swelling?
Bite, sting, produce fluids
What type of venom produced blisters on the skin?
Vesicsting toxin
What’s the one control method that’s effective against all venomous arthropods?
Avoidance
What’re the common names for the three distinct varieties of life that affect humans?
Head, body and crab or pubic lice
What’s the most medically important louse?
Body louse
How are pathogens for typhus and trench fever spread from lice to humans?
Bacteria-Laden decal dropping are scratched into the bite/ wound or stuck to fingers
How are bacteria of relapsing fever spread from lice to humans?
Crushed lice that are rubbed into a wound or into mucous membranes or conjunction.
What’s the most effective method of prevention for all lice?
Education
What are the two major categories of flies?
Biting flies and filth flies
To which of the two major groups of flies does a sand fly belong?
Biting
What mosquito genera are the two primary of encephalitis in Conus?
Culex and Aedes
What’s the most common mosquito-borne disease in Conus?
West Nike encephalitis
Which encephalitis group included Snowshoe Hare, LaCrosse, and Jamestown Canyon viruses?
California
What’re thought to be the most common reservoirs of WNV, SLE, EEE, WEE?
Wild Birds
What’s another name for dengue fever?
Break Bone Fever
What genus of mosquitoes transmits dengue fever?
Aedes
What’re three control measures for dengue fever?
Education, vector, avoidance, environmental clean up
What’re the symptoms of yellow fever?
Fever, headache, backache, Juandice, internal bleeding
What are the five species of malaria?
P.Dalcipanum, P.Vivax, P.Malane, P.Ovale,P.Knowlosi
What’re the three stages of malaria?
Cold,hot,profuse sweating.
What’s the incubation period for falciparum malaria
10-18 days
What form of malaria can cause rapid death if left untreated?
Falciparum Malaria
What forms of malaria have relapses?
Vivax, malaria, ovale
What Chemoprophylaxis for malaria is typically prescribed for flight crew?
Malorone, Doxyaclene
What should you complete prior to establishing or revitalizing your surveillance program?
Conduct a baseline entomology survey
What’re the important things to emerge when locating the adult mosquito traps on base?
Locate them between populated areas, breeding sources
What device is used to collect live specimens in adult mosquito traps?
A net
What does the SSAM trap use to attract mosquitoes?
Light, CO2 or light and CO2
What’re the advantages of a CO2-baited trap over a light-baited SSAM trap?
CO2 traps attract more spaces or mosquitos, large numbers of mosquitoes or female mosquitoes
Why would you operate a CO2-baited trap during daylight hours?
Catch specifies of mosquitoes that are active in the late morning/early evening
Generally, when should you sample larval mosquito collection sites?
Weekly
What two mosquitoes species are collected primarily by it’s an ovitrap?
Aedes aegypti, Aedes albopictus
What’s a TI?
Average number of females caught per trap night
What’s an STI?
Andrade population of a specific species/ particular group of mosquitoes caught per night
What’re the four types of mosquito control?
Cultural, mechanical, chemical and biological
What’s one of the best mosquito cultural control methods?
Filling low lying wet areas with gravel and dirty to eliminate breeding sites
What’re the two methods of chemical control used on adult mosquitoes?
Residual treatment and fogging
Which organisms does the AF consider “pests”?
Grow wrong place at wrong time
What’s “integrated pest management”?
Combination of control techniques to prevent or suppress pests
What form of pest control relies on changing the environment?
Cultural
What’s “mechanical” pest control
Using methods to kill or separate arthropods from their food source
Who may use “restricted use” pesticides?
Certified applicator or someone under supervision of a certified applicator
Which type of pesticides had a low toxicity for mammals and is widely replacing all other types of pesticides?
Pyrethoids
What’re the goals of the medical entomology program?
Prevent and control vector-borne diseases by eliminating disease vectors, reservoirs, blocking transmission of reservoirs
What instruction outlines the pest management program for the base civil engineer?
AFI 32-1053
What instruction outlines the AF Medical Entomology Program?
AFI 48-102
Who establishes the surveillance frequencies for disease vectors?
Aerospace medicine council
What’re primary PH tasks during an aerial spray mission?
Educating public and pre/posh treatment vector surveillance
What’re the BE responsibilities in the medical entomology program?
Monitors aquiction, storage and environmental impact
