When sound hits a boundary between two media perpendicularly, what determines reflection vs. transmission?

What determines propagation speed in tissue?

Which describes the number of pulses per second?

Which parameter affects axial resolution?

What unit is used for frequency in sonography?

What does Operating Principle 1 rely on?

Sound is classified as a __________ wave.

Scattering allows:

Describe the phenomenon of attenuation in ultrasound imaging and its implications. How does attenuation affect image quality, and what methods are used to compensate for it?

The Doppler effect measures: