12 Questions
Which of the following is NOT one of the four Ds to consider when prescribing intravenous fluids?
Determinant
What are the three main indications for intravenous fluid administration?
Resuscitation, Replacement, Maintenance
What does tonicity refer to in the context of IV fluids?
The effect a solution has on cell volume
Which type of solution has no effect on cell volume?
Isotonic solution
How are IV fluids classified based on their ability to diffuse through body fluid compartments?
As Crystalloids or Colloids
What is the relationship between osmolarity and tonicity?
Tonicity is a type of osmolarity
What is the main difference between Crystalloid and Colloid solutions?
Crystalloid solutions contain small solutes like electrolytes and glucose, while Colloid solutions contain large molecular weight particles.
Which statement about Crystalloids is true?
Crystalloids are usually isotonic solutions.
In which situation is 0.9% Sodium Chloride (Normal Saline) commonly used?
Extracellular fluid replacement in dehydration
What is the primary indication for using Hypertonic 3% saline solution?
Treatment of severe symptomatic hyponatremia
When is 0.45% Sodium Chloride solution best used?
As parenteral maintenance fluid
Who introduced Ringer's solution, and what is its typical use?
Introduced by Sydney Ringer for electrolyte imbalance correction
Learn about the main indications and principles of intravenous fluid administration, including the concept of the 'four Ds': Drug, Dosing, Duration, De-escalation. Understand when to use intravenous fluids for resuscitation, replacement, and maintenance, and how to maximize benefits while minimizing harms.
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