The diagram below represents which of the following?

For a specular reflector, a sound beam with an incident angle of_______ (which is ______ to the reflector’s surface) gives the strongest reflection.

What is the term used to describe the renal capsule indicated by the arrows in this image?

PRF is the reciprocal of which letter in the diagram below.

Which of the following statements about absorption is true?

Increasing the frame rate of a system improves the ___________ resolution.

What is the best elevation resolution possible if the elevation beamwidth at the elevation focus is 0.2 mm using a 6 MHz transducer?

What is the period? (that is a picture of a ruler under the waveform.) 

If these two waves have the same frequency, how do you explain their differing wavelengths?

What action would be most in keeping with the ALARA principle while performing a diagnostic ultrasound exam?