Attenuation increases as:
What is the name for a region of low particle density and lo…
What is the name for a region of low particle density and low pressure?
Beam focusing gives:
Beam focusing gives:
Which medium has the highest propagation speed?
Which medium has the highest propagation speed?
Transverse resolution improves with:
Transverse resolution improves with:
Higher frequency transducers have:
Higher frequency transducers have:
Which of the following can be changed by the sonographer?
Which of the following can be changed by the sonographer?
Which of the following contributes to improve the axial reso…
Which of the following contributes to improve the axial resolution in a B-mode image?
A sound wave travels from medium A to medium B. Medium B ha…
A sound wave travels from medium A to medium B. Medium B has more stiffness than medium A, the density remains the same. What happens to the period?
Huygen’s principle relates to:
Huygen’s principle relates to: