if frequency of respiration is about 14 times per minute in a man calculate the alveolar ventilation volume
1- 4900 ml
2-2100 ml
3-7,000 ml
4-6000 ml

Alveolar ventilation = ventilation rate x (tidal volume – dead space); where ventilation rate is the breathing rate or breaths/minute.The normal tidal volume is 500 ml and normal dead space is 150 ml.So, Alveolar ventilation = 14 X (500-150)= 14 X 350 = 4900 ml. So, the correct option is 1) 4900 ml

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