An 8 MHz transducer with a pulse repetition frequency of 5,000 MHz measures a Doppler shift of 7 kHz. The study is repeated with a 4 MHz transducer. What Doppler shift will be measured?

Choose the covalent compound(s).

At what angle between the sound beam and the direction of motion will the Doppler shift be closest to zero?

Venous flow in the legs correlates with movement of the ___________.

The relationship between flow, resistance and pressure gradient can be demonstrated in the following formula:  

Which of the following fluids would be considered the most viscous? 

When a patient is supine and all body parts are level to the heart, the hydrostatic pressure is

A normal Hematocrit value is approximately ______.

Poiseuille’s Law says that flow is equal to the difference in ___________ divided by the ____________ to flow in a vessel.  

Blood flow that moves at a variable velocity due to cardiac contraction is called: