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6. How can ultrasound help kidney stones?

  • They make kidney stones bigger
  • They break down kidney stones into smaller pieces
  • They dissolve kidney stones

7. What is a use of ultrasound to do with soft tissue?

  • It is able to produce images of soft tissue
  • It can create more soft tissue
  • It can heal soft tissue

8. Can ultrasound travel through a vacuum?

  • No
  • Yes

9. Why is ultrasound preferred to X-rays?

  • Ultrasound can build up an image of the internal structure
  • It is quicker
  • It is cheaper
  • Ultrasound shows it in colour

10. Does ultrasound damage cells?

  • No
  • Yes

11. Can humans hear ultrasound?

  • No
  • yes

12. What type of wave is ultrasound?

  • Longitudinal
  • Transverse