Question

In a pulmonary function test, a FEV_1/FVC ratio of 0.70 is A. considered normal B. higher than normal C. suggestive of airway obstruction D. associated with a high VO_2 max

Answer 1

In a pulmonary function test a FEV1/FVC ratio of 0.70 is

Considered normal--------------ANSWER

Higher than normal

Suggestive of airway obstruction

Associated with a hIgh Vo2 MAX

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The FEV1/FVC proportion, is also called Tiffeneau-Pinelli index.

is a figured proportion utilized as a part of the analysis of obstructive and prohibitive lung infection

It speaks to the extent of a man's key limit that they can terminate in the primary second of forced expiration.

SPIROMETRY TEST	NORMAL	ABNORMAL
FVC and FEV1	Equal to or greater than 80%	Mild Moderate Severe	70-79% 60-69% less than 60%
FEV1/FVC	Equal to or greater than 70%	Mild Moderate Severe	60-69% 50-59% less than 50%