Practice Quiz

Respiratory Therapist

Category - Patient Evaluations and Recommendations

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What is the definition of vital capacity (VC)?
  1. The amount of air in lungs after a maximal exhalation
  2. The volume of air that can be exhaled after maximal inhalation
  3. The amount of air left in the lungs after a normal exhalation
  4. The maximal amount of air inhaled after a normal exhalation
Explanation
Answer: B - Vital capacity is the volume of air that can be exhaled after a maximal inhalation.
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