Table 43.1The Effect of Changes of Respiratory Rate and Tidal Volume on Alveolar Ventilation

Minute ventilation (L)Respiratory rateTidal volume (L)Dead spacea (L/min)Alveolar ventilation (L/min)
6.0600.16.00
6.0300.24.51.5
6.0150.42.253.75
6.023.00.35.7
a

A dead space of 150 ml/breath is assumed.

From: Chapter 43, Respiratory Rate and Pattern

Cover of Clinical Methods
Clinical Methods: The History, Physical, and Laboratory Examinations. 3rd edition.
Walker HK, Hall WD, Hurst JW, editors.
Boston: Butterworths; 1990.
Copyright © 1990, Butterworth Publishers, a division of Reed Publishing.

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