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Contents

DMSU 211 Ultrasound Physics and Instrumentation I

This course explains how the pulse-echo principle is used in sonography. Basic sound and ultrasound physics are covered, including: frequency, wavelength, propagation speed, reflection, and resolution. The components and function of the ultrasound transducer and equipment are explored.

Credits

3

Prerequisite

DMSU 102, DMSU 112, and PHYS 101

Corequisite

DMSU 151

Hours Weekly

2.5 hours theory, 2 hours on-campus lab weekly

Course Objectives

  1. 1. Explain how the pulse-echo principle is used in sonography.
  2. 2. Demonstrate weakening of ultrasound as it travels through tissue.
  3. 3. Explain the generation of echoes in tissue.
  4. 4. Demonstrate how sonographic instruments work.
  5. 5. Discuss frequency and its importance to diagnostic ultrasound.
  6. 6. Explain the process by which ultrasound pulses are generated, and the path they travel.
  7. 7. Categorize a sound beam and list the factors that affect it.
  8. 8. Illustrate how sound beams are automatically focused and scanned through tissue cross sections.
  9. 9. Compare signal processing with image processing.
  10. 10. Discuss temporal resolution and the factors that influence it.
  11. 11. Explain how images are stored electronically.
  12. 12. Compare linear, convex, phased, and vector arrays.
  13. 13. Categorize the common display modes.

Course Objectives

  1. 1. Explain how the pulse-echo principle is used in sonography.
  2. 2. Demonstrate weakening of ultrasound as it travels through tissue.
  3. 3. Explain the generation of echoes in tissue.
  4. 4. Demonstrate how sonographic instruments work.
  5. 5. Discuss frequency and its importance to diagnostic ultrasound.
  6. 6. Explain the process by which ultrasound pulses are generated, and the path they travel.
  7. 7. Categorize a sound beam and list the factors that affect it.
  8. 8. Illustrate how sound beams are automatically focused and scanned through tissue cross sections.
  9. 9. Compare signal processing with image processing.
  10. 10. Discuss temporal resolution and the factors that influence it.
  11. 11. Explain how images are stored electronically.
  12. 12. Compare linear, convex, phased, and vector arrays.
  13. 13. Categorize the common display modes.