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.

TCD scanning planes and vessels identified

Please click on the area of the PCA in the image provided.

Squeezing an extremity distal to the area of interrogation is known as: