All of the following are true of the peak expiratory flow rate test EXCEPT it:
a. is effort dependent.
b. is taken from the FVC test results.
c. is taken from the MVV test results.
d. assesses large upper airways.
C
The maximum voluntary ventilation (MVV) test is used to measure the maximum amount of air that can be breathed in a minute. The peak flow requires maximum effort from the patient, is taken from the FVC test, and assesses flow through the large upper airways.
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