Which property of sound is primarily utilized in medical 'Ultrasonography' to create images of human…

Which property of sound is primarily utilized in medical 'Ultrasonography' to create images of human internal organs?
  1. Refraction of sound through muscle tissue
  2. Reflection and echo of high-frequency sound waves
  3. Absorption of low-frequency sound by bones
  4. Speed change of sound in blood vessels

Solution

Ultrasonography sends high-frequency ultrasound waves into the body and detects reflected echoes from internal tissue boundaries to form images.

Asked in: Homi Bhabha Practice

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