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50 Cards in this Set
- Front
- Back
most plentiful form of available water |
groundwater |
|
most waterborne disease fatalities before 1940 caused by |
typhoid fever
|
|
agent of cyclosporiasis |
cyclospora cyetanensis |
|
waterborne disease |
ingestion of water w/ pathogen |
|
water-washed disease |
fecal-oral/ P2P caused by lack of clean water to wash with |
|
Water-based infection |
invasion of body through contact with water |
|
water-related diseases |
water provides breeding ground for insect vectors |
|
Shigellosis (agent and common reservoir) |
Shigella spp. human feces |
|
Botulism (agent and common reservoirs) |
Clostridium botulinum soil, animal/human feces, food |
|
Emetic type bacillus cereus reservoir |
boiled/fried rice |
|
diarrheal type bacillus cereus reservoir |
cereals, spices, veggies, milk |
|
typhoid fever (agent and reservoir) |
Salmonella typhi feces/urine |
|
Campylobacter enteritis (agent and reservoir) |
Campylobacter jejuni raw animal meat, raw milk, water |
|
Amebiasis (agent and reservoir) |
Entamoeba histolytica feces, rats |
|
Staphyloccocus food poisoning (agent and reservoir) |
Staphyloccocus aureus skin, membranes, pus, dust, air |
|
Cholera (agent and reservoir) |
Vibrio cholerae feces, vomit |
|
Yersiniosis (agent and reservoir) |
Yersinia enterolitica animals, birds, humans, surface water |
|
Trichinosis (agent and reservoir) |
Trichinella spiralis Pigs, bears, rats, foxes, wolves |
|
Cryptospordiosis |
Cryptosporidium parvum farm animals, fowl, cats, dogs, mice, man |
|
Clostridium perfringins reservoir |
soil, GI tract of mammals |
|
Giardiasis (agent and reservoir) |
Giardia lamblia feces, dogs, beavers |
|
Listeriosis (agent and reservoir) |
Listeria monocytogenes goats, cattle, humans, soil, water |
|
Scromboid fish poisoning (agent and reservoir) |
Scrombotoxin (histamine in muscle) Fish |
|
Water diseases occur more frequently in |
non community water systems |
|
crypto can survive in cold surface water for |
18 months |
|
3 factors that make developing countries susceptible to illnesses |
1. contaminated drinking water 2. unhygienic housing 3. poor sanitation |
|
tick reservoir, agent is Rickettsia ricketsii, transmitted by bite |
Rocky Mountain Spotted Fever |
|
fly infestation of human/ animal tissue with fly larvae |
myiasis |
|
viral infection spread by a bite from an infected Dermacentor andersoni wood tick
|
Colorado Tick Fever |
|
reservoir rabbits, muskrats, etc. |
tularemia |
|
transmitted by tsetse flies, reservoir is humans, wild game and cattle |
Trypanosomiasis, African Sleeping sickness |
|
viral disease from Aedes species of mosquitos |
Dengue fever |
|
reservoir is birds |
psittacosis |
|
nematode worms, transmitted via mosquito bite, reservoir is human blood |
Filariasis |
|
Malaria (agent, reservoir, mode of transmission) |
Plasmodium parasite humans and mosquitos bite of mosquito |
|
a.k.a. woolsorter's disease |
anthrax |
|
fatality rate of inhaled anthrax |
75% |
|
Lead accumulates in |
bones, blood, tissues |
|
blood lead level considered pot. harmful to children? |
10 ug/dL |
|
CO level that causes headache CO level that causes unconciousness |
200-400 ppm 800-1600 |
|
level of Hg in blood considered poisonous |
20 ppb |
|
Substandard housing |
1. 1.51 ppl/room 2. no private bath 3. dilapidated 4. no running water |
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CO limits of ___ ppm 8 hours, _____ ppm for 1 hour |
9 35 |
|
Radon half-life, products |
3.8 days, alpha decay products |
|
Wash temp/time in hospital laundry |
160F for 25 mins |
|
Infectious waste can be treated for disposal by |
autoclaving, incineration |
|
frequency of SW in residential ares during warm months |
2x/ week |
|
Compost must attain _____ for _____ days |
131F, 3 days |
|
Waste is hazardous if it is ___________, _____________, & _____________ |
lethal, non degradable, accumulates in biological systems |
|
4 characteristics of haz waste |
Ignitable, Corrosive, Reactive, Toxic |