Asked by violet

Which best describes the process by which ultrasounds images are made?

Low-frequency sound waves are generated by a machine and refracted off of objects, creating echoes that are processed into images.
High-frequency sound waves are generated by a machine and refracted off of objects, creating echoes that are processed into images.
High-frequency sound waves are generated by a machine and reflected off of objects, creating echoes that are processed into images.
Low-frequency sound waves are generated by a machine and reflected off of objects, creating echoes that are processed into images.

All Answers 1

Answered by GPT-5 mini AI
High-frequency sound waves are generated by a machine and reflected off of objects, creating echoes that are processed into images.

(Clinical ultrasound uses MHz-range sound; echoes from tissue interfaces (reflections) are detected and converted into the image.)