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BCPS - Fluids, Electrolytes, and Nutrition 100% CORRECT

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After 0.9% NaCl administration, how much remains in the vasculature? - ANSWER 25% After D5W administration, how much remains in the vasculature? - ANSWER 10% After colloid administration, how much remains in the vasculature? - ANSWER 100%

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  • September 26, 2024
  • 11
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers

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  • bcps
  • bcps fluids electrolytes and nutrition 100 co
  • after 09 nacl administration how much remains i
  • after d5w administration how much remains in the
  • after colloid administration how much remains in

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  • BCPS
  • BCPS

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BCPS - Fluids, Electrolytes, and
Nutrition 100% CORRECT
After 0.9% NaCl administration, how much remains in the vasculature? - ANSWER
25%


After D5W administration, how much remains in the vasculature? - ANSWER 10%


After colloid administration, how much remains in the vasculature? - ANSWER
100%


Estimation of Serum Osmolality - ANSWER (2 x Na) + (BS/18) + BUN/2.8 or 2(Na +
K) + (BS/18)


S/S of intravascular vol depletion - ANSWER 1. Tachycardic (HR>100)
2. Hypotention (SBP<80)
3. Orthostatic changes in HR or BP
4. Increased BUN/Scr ratio >10:1
5. Dry mucous membranes
6. decreased skin turgor
7. reduce UOP
8. Dizziness
9. improvement in HR/BP after fluid bolus

, Risk of hemolysis is greatest when IVF < _________ mOsm/L - ANSWER 150


Appropriate uses for Hypertonic saline - ANSWER 1. Reducing ICP in TBI
2. Na<120 mEq/L - regardless of symptoms


Inappropriate uses of hypertonic saline - ANSWER 1. chronic asymptomatic
hyponatremia
2. hyponatremia w/ severe hyperglycemia
3. hyponatremia w/ hypervolemia


Symptomatic hyponatremia: what is the goal (rate) for sodium levels? - ANSWER
1. Na<120 - 0.75-1 mEq/L/hr
2. Na>120 - 0.5 mEq/L/hr


Infusion rate of 3% saline: symptomatic and asymptomatic? - ANSWER
Symptomatic - 1-2 mL/kg/hr
Asymptomatic - 0.5-1 mL/kg/hr


What is the max peripheral cutoff in terms of mOsm/L? - ANSWER 900


Maximal change in sodium level in 24 hrs - ANSWER 10-12 mEq/L


3 complications of hypertonic saline - ANSWER 1. osmotic demyelination
2. hypokalemia

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