REHS/RS NEHA UPDATED Exam Questions and CORRECT Answers
7 views 0 purchase
Course
REHS
Institution
REHS
REHS/RS NEHA UPDATED Exam
Questions and CORRECT Answers
When gas pipe is leaking, what methods would be used by the technician to identify the exact
point of leakage? - CORRECT ANSWER- Using soap bubble solution
Which organization requires cover for baking dough - CORRECT ANSWER- BISSC
(Bak...
REHS/RS NEHA UPDATED Exam
Questions and CORRECT Answers
When gas pipe is leaking, what methods would be used by the technician to identify the exact
point of leakage? - CORRECT ANSWER- Using soap bubble solution
Which organization requires cover for baking dough - CORRECT ANSWER- BISSC
(Baking Industry Sanitation Standards Committee)
The Registered Sanitarians are first and foremost: - CORRECT ANSWER- Educators
Common microorganism associated with skin rash in whirlpools? - CORRECT ANSWER-
Pseudomonas aeruginosa
Complaining of extreme eye irritation by swimmers in a swimming pool may be: -
CORRECT ANSWER- Improper pH value
Workers in dental care may receive: - CORRECT ANSWER- Mercury Vapor poisoning
Most accidents that occur in the home to infants aged 1-4 is caused by: - CORRECT
ANSWER- Walking/falling
Most accidents around swimming pools: - CORRECT ANSWER- Drowning
Which can adversely effect the nerve cell? - CORRECT ANSWER- Neurotoxin
High rate of infection: - CORRECT ANSWER- Campylobacter jejuni -- usually found with
Salmonella, caused by contaminated chicken source.
Most enteric disease: (Enteric-related to the digestive system) - CORRECT ANSWER-
Norwalk virus
,The LEAST amount of backfill over the absorption field should be: - CORRECT ANSWER-
12 inches (12-18'')
Best method to avoid UST (Underground Storage Tank)problems: - CORRECT ANSWER-
Prevention from corrosion
Swimmers ear is caused by: - CORRECT ANSWER- Pseudomonas
A principle for effective radiation protection: - CORRECT ANSWER- distance, time,
shielding
Radiation could scatter and bounce off the - CORRECT ANSWER- wall, floor, ceiling
Know characteristics of alpha particles - CORRECT ANSWER- Are they made of protons &
neutrons? Yes
Is absorbed the most matter? No
Do they have a high penetration rate? No
Minimum temperature for laundry in nursing home & health care facilities - CORRECT
ANSWER- 160°F
Which test is initially used if water is suspected of contamination with fecal matter? -
CORRECT ANSWER- FECAL coliform.
Which one is the correct sequence? - CORRECT ANSWER- Coagulation-flocculation-
sedimentation-filtration
The minimum retention time recommended for a septic tank is: - CORRECT ANSWER- 24
hours
Which filter is BEST to use for small communities in developing areas and in rural locations?
- CORRECT ANSWER- Slow sand filter
, Which filter is BEST for removal of Giardia cysts from low turbidity water - CORRECT
ANSWER- Slow sand filter (DE is best for swimming pools and industrial water supplies,
not drinking water)
Microbial pollution travels only a short distance through: - CORRECT ANSWER- Smooth
clay
Backsiphonage may be prevented by all of the following methods except: - CORRECT
ANSWER- Hydrostatic loops
Which of the following is NOT REQUIRED at a water treatment plant? - CORRECT
ANSWER- A Pre-incident Plan
("A water treatment plant should have a well-equipped laboratory, certified operator, and
qualified chemist" -pg 232 of old Salvato book)
Giardia is classified as a - CORRECT ANSWER- protozoa
Which one is most commonly transmitted by food or water? - CORRECT ANSWER-
Hepatitis A
Entamoeba Histolytica is a - CORRECT ANSWER- Protozoa
Which is the preferred field test for a water system (for residual chlorine)? - CORRECT
ANSWER- DPD
Which is the measurement of the amount of light scattered by particles suspended in water
test sample? - CORRECT ANSWER- Nephelometric Turbidity Units (NTU)
Giardia is classified as a: - CORRECT ANSWER- Protozoa
Which is transmitted by food or water? - CORRECT ANSWER- Hepatitis A
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller MGRADES. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.49. You're not tied to anything after your purchase.
