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NUR 3310 Quiz 3 Content Exam With Complete Solutions

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NUR 3310 Quiz 3 Content Exam With Complete Solutions...

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  • October 23, 2024
  • 16
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • NUR 3310
  • NUR 3310
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Easton
NUR 3310 Quiz 3 Content Exam With Complete Solutions



How is fluid balance monitored? - ANSWER osmoreceptors in the hypothalamus



What happens when increased plasma osmolality is detected? - ANSWER The posterior
PG releases ADH, triggering the kidneys to retain fluid



What does increased osmolality cause? - ANSWER thirst mechanism in the
hypothalamus



What is serum osmolality? - ANSWER is a test that measures the amount of chemicals
dissolved in the fluid portion of blood (serum).



What is the normal range of sodium? - ANSWER 135-145 mEq/L



What does elevated sodium imply? - ANSWER hypernatremia, dehydration, kidney
disease, hypercortisolism



What does low sodium mean? - ANSWER hyponatremia, fluid overload, liver disease,
adrenal insufficiency



What is the range for Potassium? - ANSWER 3.5-5.0 mEq/L



What does elevated K+ mean? - ANSWER hyperkalemia, dehydration, kidney disease,
acidosis, adrenal insufficiency, crush injuries



What does low K+ mean? - ANSWER Hypokalemia, fluid overload, diuretic therapy,
alkalosis, insulin administration, hyperaldosteronism

,What is the normal range for Ca? - ANSWER 9-10.5 mg/dL



What does elevated Ca mean? - ANSWER hypercalcemia, hyperthyroidism,
hyperparathyroidism



What does low Ca mean? - ANSWER hypokalcemia, vitamin D deficiency,
hypothyroidism, hypoparathyroidism, kidney disease, excessive intake of phosphorus



What is the range for Chloride? - ANSWER 98-106 mEq/L



What does elevated Chloride imply? - ANSWER hyperchloremia, metabolic acidosis,
respiratory alkalosis, hyercortisolism



What does low Chloride imply? - ANSWER hypochloremia, fluid overload, excessive
vomiting or diarrhea, adrenal insufficiency, diuretic therapy



What is the range for Magnesium? - ANSWER 1.8-2.6 mEq/L



What does high Mg imply? - ANSWER hypermagnesemia, kidney disease,
hyperthyroidism, adrenal insufficiency



What does low Mg imply? - ANSWER Hypomagnesemia, malnutrition, alcoholism,
ketoacidosis



What is the range for osmolarity? - ANSWER 270-300 mOsm/L



What does high osmolarity imply? - ANSWER dehydration, hypernatremia,
hyperglycemia



What does low osmolarity imply? - ANSWER fluid overload, hyponatremia, malnutrition

, What is fluid excess? - ANSWER hypervolemia •Fluid intake or retention is greater than
output



What conditions see fluid excess? - ANSWER •CHF, CKD, polydipsia, SIADH, etc



What are signs of fluid excess? - ANSWER •Peripheral edema, JVD crackles, dyspnea,
weight gain, weeping skin

•Elevated BP and bounding pulse



What is fluid deficit? - ANSWER hypovolemia, •Fluid intake or retention is less than
output



What conditions cause fluid deficit? - ANSWER •Dehydration, GI issues, fever, burns, DI,
etc.



What are signs of fluid deficit? - ANSWER •Dry cracked skin, poor turgor, prolonged
capillary refill, sunken eyes/fontanelle

•Hypotension, weak rapid pulse



What causes electrolyte changes? - ANSWER •Malnutrition, GI loss, renal function



What does sodium mostly affect? - ANSWER brain and cognition



What does K+ mostly affect? - ANSWER cardiac and musculoskeletal function



What do Ca/Mg/Phos impact? - ANSWER cardiovascular function



What is a normal urine output (formula)? - ANSWER (0.5-1.5 mL/kg/hr)

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