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Water Treatment – Questions & Answers (Graded A+)
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Water Treatment – Questions & Answers (Graded A+)
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Water Treatment – Questions & Answers (Graded A+)What are the two reasons for water treatment? Correct Ans - 1.
Prevent equipment damage
2. Patient safety
Aluminum in water used for dialysis causes: Correct Ans - Anemia,
bone disease, Nausea and vomiting
Chlorine in water used for hemodialysis causes: Correct Ans -
Hemolysis
Excess calcium and magnesium in water used for dialysis causes:
Correct Ans - Muscle weakness
Water/Dialysate culture results Correct Ans - Acceptable level: 50
or less
Action level: 50-100
Unacceptable level: 100 or more
Water endotoxin testing results: Correct Ans - Acceptable level:
below 0.12 EU/mL
Action level: 0.12-0.25 EU/mL
Unacceptable level: Greater than 0.25 EU/mL
Dialysate endotoxin testing results: Correct Ans - Acceptable level:
Less than 0.25 EU/mL
Action level: 0.25-0.50 EU/mL
Unacceptable level: Greater than 0.50 EU/mL
What removes chlorine/chloramines? Correct Ans - Carbon tanks
Chlorine/Chloramine testing: Correct Ans - When: R/O runs 15
mins before patient shift, then every 4 hours
Where: After primary carbon tank sample port
Acceptable results: Less than or equal to 0.1 mg/L
Action if results are too high post primary tank: Repeat the test, if still too
high, move onto secondary port and test * remember to notify biomed and
FA*
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