Plethysmograph (Noun)
Meaning
A measuring instrument for measuring changes in volume of a part or organ or whole body (usually resulting from fluctuations in the amount of blood it contains).
Classification
Nouns denoting man-made objects.
Examples
- The researcher used a plethysmograph to record the changes in blood volume in the participant's arm during the experiment.
- A plethysmograph was attached to the patient's finger to monitor the changes in oxygen saturation in the blood.
- The new non-invasive plethysmograph allowed for more accurate measurements of cardiovascular function in the newborns.
- The study used a whole-body plethysmograph to measure the changes in lung volume in response to exercise in healthy individuals.
- The cardiothoracic surgeon relied on the data from the plethysmograph to assess the effectiveness of the blood flow to the coronary arteries.