Exam (elaborations)
Bonent Reveiw Section VIII Water Treatment
- Course
- Institution
Bonent Reveiw Section VIII Water Treatment
[Show more]
Seller
Follow
denicetho
Content preview
Bonent Reveiw Section VIII WaterTreatment
Microbiological
Inorganic
Organic - ANS-The main group(s) of water contamminants is (are)
Patient exposure to water is 25 times greater - ANS-Water can be considered safe for
drinking, but not necessarily safe for dialysis treatment because the
True - ANS-Aluminum, fluoride, and chloramine chemicals are added by municipalities
to drinking water supplies
Impurities and toxins can foul dialysis machines.
Patients are exposed to a large amount of water.
Impurities may enter the blood through the dialyzer and can cause toxicity.
Calcium and magnesium can cause a hard water syndrome. - ANS-What are reasons
for water treatment in dialysis units
Hemolysis - ANS-Chloramine exposure during hemodialysis may cause
True - ANS-Softening is defined as the exchange of calcium and magnesium ions for
sodium ions.
True - ANS-During softening, sodium levels are increased in proportion to the amount of
calcium And magnesium removed
Shall not exceed 200 cfu/mL - ANS-According to AAMI standards, the total microbial
count of water use to prepare dialysate
Shall not exceed 200 cfu/mL - ANS-According to AAMI standards the total microbial
count for dialysate
Monthly - ANS-According to AAMI standards bacteriological testing for water and
dialysate should be done
Yearly - ANS-According to AAMI standards when water purification devices are used
testing for chemical contamminants in the water should be done at least
, Subtracting free chloramine from total chlorine - ANS-Testing for chloramine levels in a
dialysis unit is done by
True - ANS-Chloroform and reactive agents such as hypochloride are the main
contaminants removed by carbon absorption
10 minutes - ANS-According to AAMI to remove chloramines effectively, the minimum
empty bed contact time EBCT in the carbon tank is at least
Cellulose membrane - ANS-Bleach can be used to disinfect the system
Polyamide membrane - ANS-Tolerance of a wide pH range
Thin film composites membrane - ANS-Subject to degradation by oxidants (such as free
chlorine)
Decreases - ANS-As the total dissolved solids (TDS) contents of the water increases,
the product water recovery
Fever,chill - ANS-Bacterial exposure from water may cause what symptoms
Bacteria - ANS-What can be removed by filtration
Absorption - ANS-Carbon tanks work on the principle of
Multimedia filtration - ANS-The filter that removes particulates from the water is called
To inhibit proliferation of algae - ANS-Sediment filtration should have an opaque
housing
Discourage bacterial colonization - ANS-A minimum flow velocity of 1.5 ft/sec through
the feed line is needed to
Dialy with audio and visual alarms - ANS-The correct frequency and method of
monitoring exhaust levels for DI tanks are
1 megohm-cm - ANS-The minimum required resistivity measurement for a DI tank is
Cations and anions - ANS-A mixed-bed deionizer tank contains
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 denicetho. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $9.87. You're not tied to anything after your purchase.
Can Stuvia be trusted?
4.6 stars on Google & Trustpilot (+1000 reviews)
75860 documents were sold in the last 30 days
Founded in 2010, the go-to place to buy study notes for 14 years now
Recently viewed by you
