CMSRN study guide- fluids and electrolytes questions well answered 2023

CMSRN study guide- fluids and electrolytesNa+ normal range - correct answer 135-145 mEq/L Na+ purposes - correct answer regulates fluid volume, major EC cation, required for protein synthesis, hearts and skeletal muscle contractions 3 types hyponatremia - correct answer dilutional, true hyponatremia, other reasons dilutional hyponatremia - correct answer most common, transient, caused by excessive fluid intake true hyponatremia - correct answer loss of water and Na+ causes of hypernatremia - correct answer dehydration, diarrhea, , increased ostomy output S/S of hyponatremia - correct answer lower BP, higher HR tx of hyponatremia - correct answer replace Na+ and water other reasons for hyponatremia - correct answer diuretics, lung cancer-SIADH, seniors/polypharmacy Hypernatremia - correct answer has a loss of fluid or less fluid intake, but no loss of Na+ s/s of hypernatremia - correct answer dry skin dry mouth, tachy, low urine output, weight gain, thirst causes of hypernatremia - correct answer fever, heat stroke, pulmonary infections, burns, diarrhea, diabetes insipidus, excessive Na intake, high protein tube feeding, diabetes insipidus