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Questions and Answers
What are time-of-flight (TOF) effects?
What are time-of-flight (TOF) effects?
- Signal variations due to motion of photons in an imaging volume
- Signal variations due to motion of protons in an imaging volume (correct)
- Signal variations due to motion of neutrons in an imaging volume
- Signal variations due to motion of electrons in an imaging volume
What is flow-related enhancement?
What is flow-related enhancement?
- Increased signal due to inflow of spins (correct)
- Decreased signal due to outflow of spins
- Increased signal due to outflow of spins
- Decreased signal due to inflow of spins
What is high-velocity signal loss, also called 'washout'?
What is high-velocity signal loss, also called 'washout'?
- Decreased signal intensity due to inflow of spins
- Increased signal intensity due to inflow of spins
- Decreased signal intensity due to outflow of spins (correct)
- Increased signal intensity due to outflow of spins
