REHS exam

what organisms are the main concern if a company takes fresh fish and makes them intro frozen fish fillet?

Psychrophilic

In the US, in relation to swimming pools, what has been known to cause outbreaks?

pseudomonas aeurginosa

what is prohibited from a body art facility?

Scarification

Which of the following is not a method for preventing sewage backflow?

what is the proper chronological wastewater treatment process?

preliminary, primary treatment, primary setting, biological, secoudary treatment, secoudary settling, disinfection

what is required for a wading pool?

6ft deck space and a 4ft fence

what is least likely to occur in a septic system?

Removal of BOD

a hunter skims rabbits and gets welts…

Tularemia

what is suspicious and should be emabrgoed?

meat left on a slicer at 70 degrees

what is suspicious and should be embargoed?

meat left on a slicer at 70 degrees

what is considered a non cleanable surface?

a cutting board

which is caused by a protozoan and a tick bite?

Babeosis

TLV

Threshold Limiting Valve

TOC

Total Organic Carbon

what is the most concering bacteria in a fish processing plant that turns into frozen filets

psychrophilic

Most common recreational bathing outbreak?

pseudomonas aeruginosa

an inanimate objector surface that transmits bacteria is known as?

Formite

what is an improper method of waste disposal ?

Dumping

most common source of lead poisoning?

old painted windows stills before WWII

Most common source of lead poisoning?

old painting windows stills before WWII

who must be tested for lead ( age range)

1 and 2 years of age regardless of background

which is not a zoonotic disease?

Typhoid

a salmonella outbreak occurs in a community. What is the first step to investigation?

draw up correlation between infected groups and correlations in noninfected groups.

Lease important hazardous exposure in a workplace?

Proper PPe enforcement

an example of simple asphyxiation?

an inert object that displayed oxygen.

An electrical plants releases a colorless odor burning fossil fuels what is the gas released?

SO2

Disease caused by a mite often confused with chicken pox?

rickettsial box

what is an example of point source pollution?

leak from an underground storage tank

what is the best measure of central tendency?

Median

The death rate within a population due to a specific disease over a certain period?

case fatality rate

Flocculation is a process that

aggregates particles in a liquid

Zoonotic disease affects

Vetebrate animals

rotavirus infection most likely affects

Children and infants

proper ventilation and movement of airhead factory of manufactoring plants is nessecary

to prevent build up of vapors and gases

Builders notice rats during their lunch break. This may be….

Due to a demoltion of a neighboring building

What does platy rock fragments predicate indicate:

impeded drainage

what disease is spread easily via carrier and persons

Influenza

what is incorrect

both options

Food must be reheated to 160 ground beef must be cooked to 150

what is false about Hepatitis A?

It multiplies expontially

when food is inoculated with staph

the bacteria multiplies exponentially

when there is an illness outbreak…

the priority should be vaccinate health risk individuals

how often should a steam sterilizer must be serviced?

Monthly

a child is born with immunity temporarily from their mother. this is known as

natural passive immunity

why THM are concerning biolgically

the compound is carcinogenic

what presents the most diffculty draining in septic

Clay

what is loamy soil

sand silt and clay

what best defines incidence rate?

Number of Newly acquired cases

what is false about RBC and wastewater treatment?

it is completely anaerobic cases

what process in wastewater treatment produced useful gases?

Anaerobic digestion methane

what is a cause of the bubonic plague?

Fleas carried by rats

a truck carrying molasses spills into a lake?

The dissolved oxygen deplets breaking down the BOD in molasses

Food sotred in the fridge or less than 50 degrees

bacteriostatic

psittacosis associated with

Birds

what is an example sum of combined chemicals is greater together

synergism

animal testing is preferred over human

results can be analyzed in a shorter amount of time

which is not a common effect of air pollution?

Gi distress

what is the best source of radiation protection?

Lead

a liquid with a ph of 3.4 is

Acidic

what is a causative agent is the most fatal of malria

Plasmodium falciparum

what must be kept of proper shellfish tags?

90 days

drinking water testes are preformed and monitored

by New jersey Certfied labs

which of the following is NOT a method of classifying bacteria?

Presence or absence of spikes on the membranous envelop

what agency will provide copies of the right to know survey for public and private sector facilities and hazardous substance fact sheets to anyone who makes a request?

right to know county lead agencies

which process is LEAST likely to occur in a septic system

removal of BOD

which of the following would be considered safe?

water fountain with spout above the rim

a causative agent of aids is

a virus that attacks the immune system

sources of indoor air pollution include:

paint, oil, Tabaco produtcs, all of the above

what is considered to be a serious indoor air pollutant

carbon monoxide

which of the following best defines organic waster

it is carbon based and can be broken down biologically

which of the following is NOT considered to be an inorganic waste

salt , metal , gravel , sand ( all of the above)

which of the following is NOT a bacteria?

Polio

what are two example of protozoas

giardia and crytosporidui

which is the best definition of total solids

refers to the matter suspended or dissolved in water or waste water

populations that increase rapidly can be best describes as

exponential growth

waste water is usually in a ____ color

grey

septic waste water will be usuallu in a ____ color

black

staphylococcal food poisoning is a classic example of

intoxication

which one of the following organisms does not produce illness through pre-formed toxin in food

campylobacter jejnui

which microorganism does this statments describe: produces toxins an anaerobic , spore former, typlically linked to inadequately cooked cooled or rehated meat dished it needs at lease 100,000 viable cells to produce enough toxin to cause symptoms

clostridum perfringes

a ph more than 7 is considered

basic

which pathohenic e coli matches this decription: Oldest category of pathogenic e coli. Major infant diarrhea in devloping counties. Transmitted by contamined infant cormula and weaning foods

enteropathogenic e coli