Which of the following vessels normally exhibits a high resistive flow pattern?

In the sagittal view, color flow imaging displays flow within the greater saphenous vein as blue; during a valsalva maneuver venous flow is displayed in red.  This most likely signifies:

Which of the following arteries does NOT arise from the subclavian artery?

What is the most significant clinical concern for a patient with acute DVT?

As the result of a car accident, a 24 year old woman recently underwent a surgical revascularization procedure in her right lower extremity (below the knee).  during her recovery period, she worsens.  Findings include weakness of the right calf muscle, some foot drop, paresthesia, and pain, especially with passive motion of the muscle.  What is the likely diagnosis?

What determines the Doppler shift frequency?

The left renal vein courses:

The overall ability of a test to identify disease as well as to exclude it.  It indicates how confident you are that the noninvasive study is correct.  It is calculated by dividing the number of true positive and true negative noninvasive studies by the total number of noninvasive studies whether  the studies were correct or incorrect.

Occlusion of the hepatic veins is termed

Because of the location of the inferior vena cava, the left renal vein: