Which volume is used to calculate total lung capacity?
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Correct answer: Vital capacity
Total lung capacity equals vital capacity plus residual volume. Vital capacity is measurable by spirometry.
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More Lung Volumes and Capacities questions
- Which lung volume provides a reservoir for continuous gas exchange between breaths?
- Which volume is reduced first in early restrictive lung disease?
- Which lung capacity is the maximum amount of air a person can inspire from the end of a normal expiration?
- A patient undergoes a pulmonary function test. Which of the following lung parameters can be measured using simple spirometry alone?
- Which of the following describes the state of the respiratory system when the lung volume is at Functional Residual Capacity (FRC)?
- During a transition from a standing to a supine (lying flat) position, which lung capacity is most significantly reduced?