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An abnormal shape of the spectral Doppler waveform from the ICA suggests which one of the followings?

The first branch of the internal carotid artery with clinical significance is the

Which of the following maneuvers will identify that the Doppler signal is coming from the external carotid artery?

The area in the lower thigh where the femoral artery moves from a more anteromedial position to a posterior position in the leg is called

A normal ultrasound characteristic of the internal carotid artery (ICA) includes which one of the following?

One hundred Forty (140) patients each one had 2 venous studies for Acute Deep Venous Thrombosis, non-invasive (new test) and invasive (gold standard).  No evidence of disease was detected in 54 patients. In 12 cases the non-invasive studies were negative, but the invasive tests were positive. 68 patients showed Acute DVT by both tests. In 6 cases the non-invasive studies were positive, but the invasive studies were negative. The number of True Negative is _________

To obtain Doppler signals during venous duplex imaging, it is best to use a(n) ___________ imaging plane

A normal ultrasound finding of the Doppler signal from an external carotid artery (ECA) is which one of the following waveforms?

All of the following can be used to avoid nosocomial and cross-infection with sonographic probes, EXCEPT   ______________

Perforating veins connect the superficial and deep venous systems. Blood flow in the perforating veins is normally from the ______________ to the _____________.