Which one of the following respiratory volumes of human lung is the lowest?
- A. Residual volume
- B. Tidal volume ✓
- C. Inspiratory reserve volume
- D. Expiratory reserve volume
Correct Answer: B. Tidal volume
Explanation
Tidal volume is approximately 500 mL, making it the lowest among the standard respiratory volumes when compared to RV, IRV, and ERV.
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