A patient receives an isotonic crystalloid for dehydration. Which finding best suggests that circulating volume is improving?
Correct answer: B. Urine output increases and mentation improves
- A. The pulse becomes faster and weaker
- B. Urine output increases and mentation improves
- C. Thirst becomes stronger and the mouth is dry
- D. Postural dizziness becomes more pronounced
Explanation
Improved urine output and mental status suggest better renal perfusion and circulating volume. A faster weak pulse, thirst, and worsening dizziness suggest that dehydration is continuing.
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About IV Fluids and Blood Transfusion
IV therapy covers crystalloid and colloid fluids, electrolyte replacement, maintenance and resuscitation fluids, infusion equipment and complications such as infiltration, phlebitis, fluid overload and electrolyte imbalance. Blood transfusion content includes compatibility, cross matching, administration precautions and recognition of haemolytic, febrile and allergic reactions, distinct from ordinary IV fluid reactions.
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