1. Protection notice / Copyright notice Topic 9: Picture this © Siemens AG 2012. All rights reserved. www.siemens.co.uk/education

2. Picture this Overall learning objectives:  Developing a sense of scale and proportion with regard to measurement of frequency.  Understanding of concepts of sound and ultrasound with use of wave model.  Use of frequencies to compare waves.  Assessing the advantages of a particular technology. Page 2Introduction: Picture this

3. Picture this Overall learning outcomes:  To explain what ultrasound is and how it can be used to form images.  To explain how these images can be applied to medical diagnostic situations.  To use images and other evidence to form ideas and conclusions. Page 3Introduction: Picture this

4. Picture this Images to aid diagnosis Page 4Episode 1: Picture this

5. Images to aid diagnosis Page 5Episode 2: Picture this How do these make sound? Picture this

6. Representing sound Page 6Episode 2: Picture this

7. Picture this Page 7Episode 2: Picture this Representing sound

8. Picture this Page 8Episode 3: Picture this Audible range of humans

9. Picture this Page 9Episode 3: Picture this Humans can hear up to 20kHz

10. Picture this Page 10Episode 4: Picture this Bats use high frequency sound to locate their prey

11. Picture this  Which frequency do bats use?  How does this help them to find their prey?  Why does this give the bats an advantage over other predetors? Page 11Introduction: Picture this

12. Picture this Page 12Episode 3: Picture this Audible range of various animals

13. Picture this Page 13Episode 5: Picture this Using ultrasound to produce medical images

14. Picture this Page 14Episode 6: Picture this First trimester foetus and yolk sac

15. Picture this Page 15Episode 6: Picture this Second trimester foetus

16. Picture this Page 16Episode 6: Picture this Uterine polyp

17. Page 17Episode 7: Picture this Picture this Group discussion

18. Engineering the future. Inspire and be inspired. © Siemens AG 2012. All rights reserved. For further information about the Siemens Education website and all support the materials and downloads please visit us at www.siemens.co.uk/education