Multiple Choice
The best way to describe the role of ultrasound reflection and scattering in diagnostic imaging is it ___________________.
A) is responsible for enhancement
B) provides clear detail
C) allows us to see the tissue interfaces
D) increases the patient's exposure
Correct Answer:
Verified
Correct Answer:
Verified
Q2: Duty factors for sonography are typically in
Q3: If the beam area decreases,the intensity _.<br>A)
Q4: For each centimeter of distance,the pulse round-trip
Q5: What would be the frequency for a
Q6: Contrast agents produce echoes because the impedance
Q8: The average propagation speed in soft tissue
Q9: The ultrasound machine directly measures distance.
Q10: Sound is a mechanical longitudinal wave.
Q11: Stiffer media have _ sound speeds.<br>A) lower<br>B)
Q12: Pulsed ultrasound consists of _ separated by