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Questions and Answers
What is the term for sound waves below 20Hz?
What is the term for sound waves below 20Hz?
- Audible sound
- Infrasound (correct)
- Subsonic waves
- Ultrasound
What is the main component in the ultrasound machine responsible for producing ultrasound pulses?
What is the main component in the ultrasound machine responsible for producing ultrasound pulses?
- Quartz crystals
- Transducer
- Probe
- Piezoelectric crystal (correct)
What is the term for the medical imaging technique that uses high frequency sound waves and their echoes?
What is the term for the medical imaging technique that uses high frequency sound waves and their echoes?
- Sonar
- Echolocation
- Ultrasonography (correct)
- Infrasound imaging
What physical characteristic of quartz crystals allows them to produce and receive sound waves in the ultrasound probe?
What physical characteristic of quartz crystals allows them to produce and receive sound waves in the ultrasound probe?
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What does SONAR stand for?
What does SONAR stand for?
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