Assertion: doppler ultrasound | /r/CapableOf | measure slight changes
Facets:
value: in the ultrasound waves
type: OTHER
Source sentences:
text: A Doppler ultrasound measures slight changes in the ultrasound waves as they bounce off moving objects, such as blood cells.
text: A Doppler ultrasound measures slight changes in the ultrasound waves as they bounce off moving objects, such as blood cells.