RVT Mock Exam

Which of the following is the first branch of the ICA? - Answer- Ophthalmic artery What vessel does the blood from the axillary vein drain into? - Answer- Innominate vein What two vessels drain into the SVC? - Answer- Rt and Lt innominate At what point does the subclavian artery become the axillary artery? - Answer- As it passed the outer border of the first rib What is the most reliable method of identifying the ECA and ICA? - Answer- Identifying extracranial branches confirms ECA How can the normal Doppler waveforms of the ICA and ECA be compared? - Answer- ECA demonstrates higher resistance and less diastolic flow How do venous walls differ from those of the arteries? - Answer- The tunica media is thinner in veins What is the first branch of the ECA? - Answer- Superior thyroid artery What vessel supplies blood to the CIA? - Answer- Aorta What vein drains blood from the liver? - Answer- Hepatic veins What is the result on the venous flow during a valsalva maneuver? - Answer- Halts all venous return as there is an increase to both thoracic and abdominal pressures Where does blood from the cephalic vein drain into? - Answer- Subclavian vein Which of the following is best to be used as a landmark for the left renal artery? - Answer- Left renal vein What is the significance of the dicrotic notch? - Answer- Aortic valve closure What provides the blood supply to the walls of the right CCA? - Answer- Vaso Vasorum What forms the portal confluence? - Answer- Splenic vein and superior mesenteric vein What is true regarding diastole flow reversal in the arterial system? - Answer- It is seen in and proximal to higher resistance vessels