Measurement of the separate volume changes of rib cage and abdomen during breathing.
D000009:Abdominal Muscles / Q000502:physiology*; D000328:Adult; D006801:Humans; D008168:Lung / Q000502:physiology*; D011187:Posture; D012119:Respiration / Q000502:physiology*; D013147:Spirometry; D013909:Thorax / Q000502:physiology*