Question

Explain how ultrasound devices use the Doppler effect to create images of body parts.
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Answer 1

Answer:

Transmits high-frequency (1 to 5 megahertz) sound pulses into your body using a probe. The sound waves travel into your body and hit a boundary between tissues (e.g. between fluid and soft tissue, soft tissue and bone).

Explanation:

Doppler ultrasound works by measuring sound waves that are reflected from moving objects, such as red blood cells.

Answer 2

Answer:

The guy above is pretty good

Explanation:

I'd go with that answer, give them brainliest