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How is ultrasound used in medical field?

How is ultrasound used in medical field?

Asked Divyashree

Answer

Ultrasound are produced by vibrations of frequency more than 20000 Hz. Theya re not heard by us. Ultrasound has got plenty of applications in different fields. The main applications in medical field are:

1. Ultrasonography

http://en.wikipedia.org/wiki/Medical_ultrasonography

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