Ultrasound_1

Ultrasound_1

1. Definition

   • A method of diagnosing illness and viewing inner body structures in which sound waves of high frequency are bounced off organs and tissues from outside the body
   • name that is given to wave sound that has a frequency of 20,000 hz (hertz)
     • many animals, such as cats,and dogs can hear ultrasound

2. Uses

   • for pregnancy test on a women
     • Low powered
   • Measuring the velocity of the blood flow around the body
   • Breaking down the kidneys stones and stones elsewhere in the body
     • High powered ultrasound
     • The stones vibrate until they shake themselves apart and are then easily passed out of the body by urinating
   • Sonar is used on ships and submarines to detect fish or the sea bed. A pulse of ultrasound is sent out from the ship. It bounces off the seabed or shoal of fish and the echo is detected.

3. Longitude waves

   • ll sound is produced by vibrating particles that form longitudinal waves. In longitude waves, the vibrations of the particles are in the same direction as the wave.

4. Ultrasound pretty safe and it will not harm any of the organs in our body.

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