REHS/RS Epidemiology and Disease (2023/2024) Rated A+

REHS/RS Epidemiology and Disease (2023/2024) Rated A+ What is the proper term for disinfectants used on skin? antisepsis What are you most likely to get typhoid fever from? pit/privy toilet adjacent to spring What is most likely the cause of biological contamination and causing health problems at home? Tobacco smoke An apartment tenant is complaining about a rash with red marks, this is most likely NOT from...? Ticks A dirty bar of soap is likely to be considered a...? fomite What is someone most likely to get from a prison facility? staph and Hepatitis B and C What type of Hepatitis is transmitted fecal-oral? A and E How is giardiasis transmitted? person to person from feces of infected individual Silicosis is caused by what? repeated and lengthy exposure to tiny bits of silica dust What does NOT affect the development of silicosis? What does affect silicosis development? Not: size of asbestos particles Does: size, types, etc. What part of the body does typhoid fever affect? circulatory What genus of mosquito is most likely to carry West Nile Virus? culex What is the most common type of cockroach found in urban areas in the US? German What type of cockroach is called and considered a waterbug? oriental What is syndromic surveillance? Data of reportable diseases Which species of mostquito carries encephalitis in the West? culex tarsalis Amoebic dysentery is most likely caused by...? protozoan What hepatitis is transmitted through needle sharing? Hep C How is influenza spread? direct contact What hepatitis is sexually transmitted? Hep B D What is the order of recall/epidemic investigation? gather data quickly, define problem, identify agent, determine cause, control risk of transmission, stop propagation of agent, prevention it from reoccuring (prep, team, hypothesis, case def, sample collection) What is the carrier of hantavirus? rodents In an outbreak of hantavirus, what should you educate the public about? eliminating rodent breeding areas and harborage conditions Where are nosocomial infections found? hospitals What is the most likely cause of nosocomial infections in hostpitals? poor handwashing What pet is not allowed in a daycare? parrot What pet causes psittacosis? bird How do you sample for giardia? 500 galls thru 1 micrometer pore What microbe grows best with a lack of oxygen? anaerobe What is the purpose of sanitizer? reduce microorganisms to acceptable/safe level What temperature would the water in hospital laundry reach? 160-167 degrees Farenheit Who is ultimately responsible for not transferring disease in a tattoo parlor? owner/artist Clostridium botulinum pH range above 4.6 Bacillus cereus pH 4.3-9.3 How do you prevent Lyme disease? avoid deer ticks, use repellent, inspect for ticks What is the dengue fever vector? (Aedes) mosquitoes What tick causes Rocky Mountain Spotted Fever? dog tick, wood tick, lone-star tick What should a homeowner do to get rid of rats? Warfarin for 2-3 weeks Clostridium botulitum is a...? spore former What infection causes hemolytic uremic syndrome? E. coli The plauge is transmitted by what? Fleas How is scabies transmitted? mites What is not permitted in a tatto parlor? reusable needles What waterborne illness is caused by parasites found in snails? What is another name for said illness? schistosomiasis "swimmers itch"...kinda How does one contract trichinosis? Raw or undercooked meat. It's roundworm Who regulates blood-borne pathogens? OSHA What does endemic mean? constant presence of illness What pH encourages staph growth? 7.2-7.6 What is a hyperthermophile? Bacteria that lives at 176 F and above (80 C) What is a thermophile? Bacteria that lives at 113-176 F (45-80 C) What is a mesophile? Bacteria that lives at 68-113 F (20-45 C) What is a phychrophile? Bacteria that lives at 23-68 F (-5-20 C) What is a psychotroph? a bacteria that will survive at physchrophillic temps but prefers mesophillic temps A factor or agent which increases the risk of cancer carcinogen The goal of evironmental health programs should be what? the prevention of disease, the enjoyment of living, and the preservation of comfort The basic principals of disease control include what? control of disease source, mode of transmission, and suseptibility A water or foodborne illness with a short incubation period is likely because of what? chemical poisoning asbestosis is caused by fine silicate fibers retained where? in the lungs The term endemic means? constant presence of an illness in a population schistosomiasis is what? a parasitic disease that is transferred through water What disease is transmitted by birds and bird droppings? psittacosis What is the vector of Rocky Mountain spotted fever? ticks The study of the occurrence, frequency, and distribution of disease is called? Epidemioglogy What is a disease condition which occurs for 3 or months called? chronic