Fresenius ~ Water Treatment Study Guide With Complete Solutions

Types of source water are_____ & _____ Ground & Surface Example of ground water source Wells & Springs Example of surface water source Lakes, Ponds & Rivers FMC follows water quality standards according to _____ AAMI Standards Bone disease can be caused by what in the product water Fluoride & Aluminum Aluminum in product water put the patient at risk for Neurological Deterioration Aluminum, chloramines, copper or zinc may cause _____ when present in dialysis water Anemia Sepsis Blood infection Endotoxin remains of dead bacteria Characteristics of bacteria and/ or viruses fever, chills, low BP, vomiting safe range for total Chlorine 0.00-0.09 Hemolysis Serious side effect if chlorine crosses dialyzer membrane Chloramine is a combination of Chlorine & Ammonia Chlorine and Chloramines are added o City water to kill bacteria Hemolysis Pt complication due to the exposure of blood to chloride & Chloramines Symptoms of Hemolysis Chest pain, SOB, Death Where does water Pathway of water start in the dialysis facility Where is enters the facility Back flow Preventer first piece of equipment that water goes thruin the dialysis facility Function of Back Flow Preventer To prevent water from flowing back into water system recommended water temperature for ideal RO operation 77 degrees F Function of the Booster Pump Maintains sufficient pressure to the RO from the water supply Function of the Captive Air (expansion/bladder) Tank maintains minimum system pressure while the booster pump cycles Function of the Chemical Feed Pumps Adjust pH by adding acid or sodium bisulfate Function of the Sediment Filters filters water of particulate water Function of the Mutimedia Filter removes particles to 10 microns Function of the Carbon (GAC) Filter/Tank Remove total chlorine from water Empty Bed Contact Time (EBCT) amount of time water must be n contact with carbon Carbon filters remove chlorine and chloramines by the process of Granular Activated Carbon (GAC) AAMI requires a minimum for EBCT 10 minutes FMC requires a minimum for EBCT 12 minutes RPC Ultra-Low Total Chlorine test strips are used to test Chlorine levels When is routine total chlorine testing performed Per FMS policy every 4 hrs At what Frequency is routine total chlorine tested less than .10ppm how long does the Reverse Osmosis (RO) machine run before performing any total chlorine testing 15 minutes Total chlorine testing for a central water system must be perfomed by and documented by how many Qualified staff members 2 how many times is sample container rinsed before sample is collected for testing 3 correct amount of water to collect for total chlorine testing when using RPC Ultra-Low Total Chlorine test strips 100ml how long is RPC Ultra-Low total Chlorine test strip immersed in the sample 60 seconds