If the frequency of US is increased from 0.77 MHz to 1.54 MHz, what happens to the wavelength?

Impedance is the _____ of _____and_____.

The intensity transmission coefficient at the interface between two structures equals 50/100. what is the intensity reflection coefficient?

The duty factor for continuous wave ultrasound is:

For soft tissue, the approximate attenuation coefficient in dB/cm is equal to one-half _____ in _____.

The speed of US in soft tissue is closest to:

The frequency closest to the lower limit of US is:

As the impedances of two media become vastly different the:

Propagation speed =_____ x wavelength:

What is the frequency of a wave with 1 msec period?