spirometric การใช้

• Very little effort is required by most patients, to inspire at flow rates in excess of 50 LPM ( easily seen in the pulmonary function lab with routine spirometric testing ).
• Online calculators are available that can compute predicted lung volumes, and other spirometric parameters based on a patient's age, height, weight, and ethnic origin for many reference sources.
• It is more useful as a monitoring tool : a sudden decrease in FEV1 or other spirometric measure in the same patient can signal worsening control, even if the raw value is still normal.
• The branch of phonetics that deals with the motive processes, anatomical measurements, spirometric properties, muscle and membrane tone, and kinetic aspects of the production of speech and with related aspects of the reception of speech.