How do ultrasounds work?

Related questions

1. Can you pee before an ultrasound?
2. What happens during an abdominal ultrasound?
3. What happens during an ultrasound?
4. What happens if you eat before an ultrasound?
5. Why would you need an ultrasound of the liver?
6. What an ultrasound can detect?
7. Can I eat and drink before an ultrasound?
8. What is ultrasound used for?
9. What is the prep for an abdominal ultrasound?
10. Do lipomas show on ultrasound?

Tags

1. #inaudible
2. #against
3. #frequency
4. #sound
5. #pressed
6. #ultrasound
7. #waves
8. #directs
9. #pulses
10. #echoing
11. #small
12. #sends
13. #examination
14. #transducer
15. #receives