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F&E exam 1
fluid and electrolytes
| Question | Answer |
|---|---|
| Normal Mg level | 1.5-2.5 |
| Normal K level | 3.5-5 |
| Normal Ca level | 8.5-10.5 |
| S/S of hypomagnesmia | anorexia, neruo irritability, depression, disorientation |
| S/S of hypermagnesmia | flushing, hypotension, lethargy, hypoactive reflexes, depressed RR, bradycardia |
| S/S of hypokalemia | fatigue, nausea, decreased GI, flat T waves on ECG, DYSRHYTHMIAS |
| S/S of hyperkalemia | DYSRHTHMIAS, bradycardia, msucle weakness |
| S/S of hypocalcemia | tingling, convulsions, positive Trousseau & Chvostek sign, diarrhea |
| S/S of hypercalcemia | constipation, muscle weakness, DYSRHYTHMIAS |
| Normal pH | 7.35-7.45 |
| Normal CO2 | 45-35 |
| Normal HCO3 | 22-26 |
| Cause of resp acidosis | hypoventilation, COPD, pneumonia |
| Cause of met acid | Renal failure, shock, DKA |
| Cause of res alk | Hyperventilation, mechanical ventilation |
| Cause of met alk | Vomitting, excessive Gi suctioning, diuretics |
| What electrolyte decrease clacium level? | phosphate |
| What is the main postive cation in ICF? | potassium (K) |
| What is the main positive cation in ECF? | Sodium (Na) |
| Normal Na level | 135-145 |
| S/S of hypernatremia | thirst, increase temp, dry swollen tounge, weakness, restlessness |
| S/S of hyponatremia | decreased skin turgor, dry mouth, neuro changes, abdominal pain |
| treatment for hyponatremia | restrict fluids |
| tx for hypernatremia | hypotonic solution, diuretic |
| tx for hypokalemia | incrase dietary potassium |
| tx for hyperkalemia | iv ca gluconate, kayexelate, iv reg insulin + D50 |
| tx for hypermagnesmia | iv ca gluconate, loop diuretic |
| tx for hypomagnesmia | dietary |
| tx for hypocalcemia | calcium supplements |
| tx for hypercalcemia | phosphate, lasix, flush out |
| What is done to compensate for met acid | Kussmaul breathing |
| lab vaules for anemics | hgb <10, hct <36, RBC <4 |
| erythropoesis | rbc production |
| hemolysis | destruction of rbc |
| neutropenia | neutrophil count <1000 |
| leukopenia | wbc < 4000 or 4 |
| pancytopenia | decrease rbc, wbc and platelets |
| thrombocytopenia | decrease of platelets below 150,000 |
| hemophilia | sex linked defect of coag factor |