Across
- 2. A method used to assess motion, particularly blood flow, by detecting frequency changes
- 3. The bending of a wave as it passes from one medium into another
- 5. The number of cycles occurring per unit of time
- 8. The distance between corresponding points on successive waves
- 9. A wave that requires a medium to travel through
Down
- 1. A wave in which particle motion is perpendicular to the direction of wave propagation
- 4. A wave in which particle motion is parallel to the direction of wave propagation
- 6. A term describing a tissue or a structure that reflects ultrasound waves and produces echoes
- 7. The time required for one complete wave cycle