What does a hydrophone measure?

Which of the following statements correctly describes power Doppler?

The type of artifact seen in the following Doppler tracing is referred to as ______

Pulsed wave Doppler combined with gray-scale sonography is called duplex scanning.

The two types of spectral Doppler instruments are color and power.

Which of the following is the correct list of functions performed by the receiver system in the ultrasound machine?

Which of the following console controls will adjust the PRP?

You are using a 5MHz transducer to perform pulsed wave Doppler on the carotid arteries. You change to a 7.5MHz continuous wave Doppler transducer to evaluate blood flow. How will this affect the propagation speed in the soft tissue of the neck?

What is the round trip time in soft tissue for an echo from a reflector at a depth of 1 cm?

For a single transducer to offer multiple frequency selections for scanning, it must have _________