Lab 1 Respiratory Physiology Answer

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Lab 1 Respiratory Physiology

In your own words describe the physiological signicance of the FEV1/FVC ratio.

 

 Why do you think the forced vital capacity is less than the vital capacity?

 

 How would the 74-year-old woman’s breathlessness aect her ability to exhale forcefully? What eect would this have on her test results?

 

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Lab 1 Respiratory Physiology Answer 

 

In your own words describe the physiological signicance of the FEV1/FVC ratio.

 The ratio is indicative of the airways’ diameter. An increased ratio value means that more air can go through the airway at a given time.

This question is taken from Biol 362 – Mammalian Physiology » Fall 2021 » Laboratory