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A plethysmograph is an instrument for measuring changes in volume within an organ or whole body (usually resulting from fluctuations in the amount of blood or air it contains). The word is derived from the Greek "plethysmos" (increasing, enlarging, becoming full), and "graphein" (to write).
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plethysmography volume used resistance body pressure box subject lungs flow blood lung chamber within respiratory compliance patient changes parameters measure
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| Plethysmograph | MedlinePlus | 003771 | 1.00 | infobox |
| Plethysmograph | MeSH | D010991 | 1.00 | infobox |
| Plethysmograph | is a | instrument for measuring changes in volume within an organ or whole body | 0.90 | text |
| Plethysmograph | is a | airway resistance | 0.90 | text |
| Plethysmograph | is a | penile plethysmograph | 0.90 | text |
| Plethysmograph | related to External links | Information | 0.60 | section |
| Plethysmograph | related to Genitals | Another | 0.60 | section |
| Plethysmograph | related to Genitals | This | 0.60 | section |
| Plethysmograph | related to Genitals | Although | 0.60 | section |
| Plethysmograph | related to Genitals | An | 0.60 | section |
| Plethysmograph | related to Limbs | Some | 0.60 | section |
| Plethysmograph | related to Limbs | In | 0.60 | section |
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