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objective 23
Diuretics
| Question | Answer |
|---|---|
| what are diuretics? | water pills |
| diuretics MOA? | prevent re-absorption of electrolytes and H20 in renal tubule |
| name three disorders that are treated with diuretics | 1. Hypertension 2.Edema 3.Glaucoma |
| *hydrochlorothiazide and category? | HydroDiuril,Oretic and THIAZIDES |
| *furosemide and category? | Lasix and LOOP DIURETICS |
| *spironolactone and category? | Aldactone and POTASSIUM-SPARING |
| *triamterene and category? | Dyrenium and POTASSIUM-SPARING |
| osmotic diuretics drug names? | mannitol, glycerin, urea |
| define HCTZ | hydrochlorothiazide |
| loop diuretics MOA and side effects? | block electrolyte reabsorption in the loop of henle. most potent diuretics side effects: *severe electrolyte imbalance *dehydration *ototoxicity(hearing loss, vestibular damage) |
| potassium-sparing diuretics MOA and side effects? | prevent K+ and NA+ exchange in the distal tubule Side effects: HYPERKALEMIA, gynecomastia(enlarge breast) |
| osmotic diuretics MOA and cautions? | large molecules filtered by glomerulus. cannot be reabsorbed in tules. caution: IV's will go up. plasma volume temporarily |
| identify two common dietary sources of potassium? | orange juice and banana |
| list 3 indications for the use of osmotic diuretics | mannitol, urea and glycerin |