Which of the following anatomic lesions or areas of disease can produce a vertebral steal?

Referring to the vessel identified by the blue star below: What is the direction of the blood flow, and what is your preferred scanning window to interrogate this vessel?

Which vessel is being identified by the blue star in the image below?

When utilizing a Doppler angle of 60 degrees to measure the velocity of blood flow, the measured velocity will be _________ ____________ the actual velocity of the blood flow. (Think about the Doppler cosines.)

Which of the following selections would be evident with 100% occlusion of an artery?

What is the term when a venous system is duplicated?

The innermost lining of the common carotid artery is the:

Please populate the chart provided.  Please provide the vessels identified in each scanning approach listed below.  A response is required where an * is placed.  (2 vessels for transorbital, 2 vessels for suboccipital, 5 vessels for transtemporal) Transorbital Approach Suboccipital Approach Transtemporal Approach * * * * * *     *     *     *        

What could be optimized on the below image to evaluate ONLY the vein?

Please click on the area of the terminal ICA in the image provided.