Answer:
(d) Spirometer is the
device used to measure the volume of air involved in breathing movements and it
also helps in clinical assessment of pulmonary functions.
Stethoscope is a
medical device used for listening the internal sounds of an animal or human
body.
Hygrometer
is a device used for measuring the moisture content in the atmosphere, i.e.,
humidity.
Sphygmomanometer is
a device that is used to measure blood pressure.
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