Flashcards in Lesson 1 (Part 2) Deck (16)
Without internal echoes
Brighter echos than the surrounding echos
Darker echos than the surrounding echos
Similar echos to the surrounding echos
- this is how we should look
What is another word for doppler? Why?
2. Because they are on top of each other
Uses the change in frequency to detect the speed of an object
What happens with the sound of a moving fire truck that gets closer to you?
The sound waves are compressed and closer together which means it get louder
Where is vessel blood flow the greatest?
- the smaller the diameter the faster the flow will be
What is speed of flow measured in?
What is medical imaging with ultrasound called?
How are 2D scans presented? (2)
What is a sector scan composed of?
Many scan lines with a common origin