________ means medical assistants have trained to the standard required by the AAMA

A comparison of functional residual capacity measured by body plethysmography with that measured by

nitrogen washout reveals that the measurement obtained during the nitrogen washout test is less than that during body plethysmography. This discrepancy is most likely caused by which of the following? a. Poor technique c. Restrictive lung disease b. Severe air-trapping d. Directional valve malfunction

In the Mental Health section of ICD-10-PCS, characters 4, 5, 6, and 7 are not specified and always have a value of Z

a. True b. False Indicate whether the statement is true or false