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Terms in this set (25)
-------flow has greatly increased diastolic flow because fistula reduces resistance. AV fistula.
------- flow depending on size of fistula, flow may resume its normal triphasic pattern. AV fistula.
Flow -------- has higher velocities; lower resistance flow. AV fistula.
------- takes on flow quality of the fistula's low resistant, more pulsatile flow. AV fistula.
Where the left common iliac vein passes under the right common iliac artery and extrinsic compression may be evident which can cause left sided DVT.
May-Thurner syndrome causes --- sided DVT.
May-Thurner syndrome is caused by the ---- common iliac vein passing under the --- common iliac artery.
greater saphenous vein
The ---- is the longest vein in the body.
The greater saphenous vein joins at the ----- in the groin.
Intracranial vinous sinuses drain blood into the ----
dura mater, periosteum
Venous sinuses in the intracranium are spaced between the ---- and the -----
Venous sinuses in the lower extremities are dilated channels in the --- and ----- muscles.
The venous sinuses in the lower leg drain blood into the ---- and --- veins.
superior mesenteric, splenic
What two veins form the portal vein?
What percentage of blood to the liver does the portal vein carry?
What direction is flow in the portal vein?
What direction is flow in the hepatic veins?
Syndrome that Causes trauma to a vessel, endothelial damage. Stress/effort thrombosis. Involves axillary or subclavian artery. Venous component of TOS.
superior vena cava syndrome
Causes venous stasis. Obstruction by neoplasm. Edema and engorgement of vessels evident. Patient may cough and/or have difficulty breathing. Flow in the upper extremities remains the same during inspiration. Continuous flow.
Which type of varicose vein is caused by incompetent valves in the superficial system?
Which type of varicose vein is caused by incompetent valves in the superficial system because of a deep venous obstruction and the deep system not being intact?
Congenital venous disease including multiple varicosities of the superficial system and hypo plastic or absent deep veins.
A venous refill time of ----- is normal
Contrast venography utilized for evaluation of acute DVT, congenital venous disease and/or anomalies, evaluation of chronic venous thrombosis.
Contrast venography used primarily to detect and quantify reversed flow from incompetent venous valves.