Water treatment - Study guides, Revision notes & Summaries

Exam 3: NSG123/ NSG 123 (Latest 2024/ 2025 Update) Med Surg 1| Questions and Verified Answers| 100% Correct| Grade A- Herzing Q: What is the reflux (backward flow) of urine from the urethra into the bladder? Answer: Ureterovesical reflux Q: Preferred measure to establish bacteriuria Answer: Clean catch midstream urine specimen, urine culture Q: Types of Lower UTI Answer: Bacterial cystitis (inflammation of the urinary bladder), bacterial prostatitis (...

List the roles plants play in a healthy aquatic ecosystem. correct answers-producing oxygen -preventing shoreline erosion -lessening excess nutrients during growing season -stabilizing lake bottom -providing food and habitat for fish, waterfowl, and other aquatic animals List ways that excessive plant growth can adversely affect the ecology and uses of a water body. correct answers-harm ecology of aquatic ecosystem -curtail or prevent recreational water uses (e.g. fishing, boating, swim...

BSN 266 HESI Med Surg Exam (2023/ 2024) Questions and Verified Answers|100% Correct| Grade A- Nightingale Q: The nurse is administering a saturated solution of potassium iodide (SSKI). The nurse should: A. Pour the solution over ice chips. B. Mix the solution with an antacid. C. Dilute the solution with water, milk, or fruit juice and have the client drink it with a straw. D. Disguise the solution in a pureed fruit or vegetable. Answer: C. Dilute the solution with water, milk, or fr...

What is an oral side effect of Prozac? correct answer: xerostomia How do steroids effect wound healing? correct answer: causes delayed wound healing What should be done with a patient with a previous history of high blood pressure and comes in for their appointment with reading of 160/116? correct answer: refer the patient to their physician immediately Premedication regimine correct answer: 2g Amoxicillin 600 mg Clindamycin Patient comes in for appointment who needs premed, and...

Which disinfectant would work best against cryptosporidium ozone dichloramine hypochlorite ion hypochlorous ion ozone The pH of a water sample is greater than the pHs, so the Langelier index? indicates the water is corrosive is negative indicates the water is scale forming indicates the water is stable indicates the water is scale forming When water high in calcium bicarbonate is softened by ion exchange all cations and anions are removed regeneration is usually accomplished by an ...

Wastewater Practice Test (Florida) English Exam Questions And Answers According to FDEP chapter 62-600.440 (4) (b) FAC, basic level disinfection is described as: - ANS A chlorine residual of 0.5 mg/L for 15 minutes at peak hourly flow FDEP chapter 62-604.550 (a) FAC, requires a wastewater spill shall be verbally reported to the state warning point no later than: - ANS 24hrs from discovery What is the 'rule of thumb' regarding pump packing? - ANS Never put rings of new pack...

Preliminary Treatment (Ans- the 1st stage of sewage treatment where large debris, such as sticks, grit, and rags pas through a screen followed by a grit chamber, where the flow of water is slowed enough to allow for sedimentation. What stage of treatment is grit removal usually accomplished in? (Ans- preliminary treatment Rotating Biological Contactor (Ans- a type of biological secondary treatment process How are protozoa (cause of amoebic dysentery) destroyed? (Ans- disinfectio...

Study the text below and answer the questions that follow. Water crisis in South Africa A new report by South Africa’s Department of Water and Sanitation paints a grim picture of the quality of the country’s drinking water, and its water infrastructure. The Blue Drop Audit Report is meant to ensure that water service authorities are held accountable for providing safe drinking water. The audit report found that the quality of the country’s drinkable water is getting worse. Nearly hal...

Exam 1: NSG 124/ NSG124 (NEW 2024/ 2025 Update) Pharmacology | Review with Questions and Verified Answers| 100% Correct| Graded A- Herzing QUESTION Asthma, COPD, Allergic rhinitis Conditions treated by glucocorticoids such as betamethasone and prednisone QUESTION Common cold Answer: Condition caused by an acute upper respiratory viral infection QUESTION gastric and duodenal ulcers, GERD Answer: Conditions treated by proton pump inhibitors such as Prevacid, ...