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What are the two systems of the circulatory system? blood-vascular & lymphatic system
- major part that transport blood blood-vascular system
- minor system that collects fluid, or lymph, from the tissue spaces lymphatic
What are the functions of the circulatory system? carry oxygen and nutritive material to the tissues; collect and transport carbon dioxide and other metabolic wastes to the organs of excretion
- central organ of blood vascular system heart
What are the four chambers of the heart? two atria and two ventricle
What divides the atria from ventricles? septum
- muscular wall of the heart myocardium
- inner lining of the heart endocardium
- thin membrane that covers the heart epicardium
- double-walled outermost covering of the heart pericardial sac
What does the right side of the heart handle? venous or deoxygenated blood
What does the left side of the heart handle? arterial or oxygenated blood
- supply blood to the myocardium of heart coronary arteries
- the general term referring to radiologic examination of vascular structures after the introduction of a contrast medium angiogrpahy
- refers to the radiologic examination of arteries via contrast injection arteriography
- refers to the radiologic examination of veins via contrast injection venography
What type of contrast media is most common? water-soluble iodinated medium
What are two reason nonionic contrast mediums are used? fewer physiologic side effects, less nephrotoxic
- still used in cardiac catheteriazation procedures to prvide images in a movie IR format cinefluorography
- most widely used method of catheterization seldinger technique
What is the most common site for injection? femoral artery
There are fewer possibilities of thrombosis formation with ____________ versus a catheterization technique. direct puncture
- captures 3D images by simultaneous exposures from two planes bi-plane
What are the four major arteries that supply the brain? R and L common carotids and R & L vertebral arteries
Injection site for the upper limb venography is usually in? into a superficial vein in the hand or wrist and images are obtained up to the area of the superior vena cava
Why are upper and lower limb venography preformed? used to visualize thrombophlebitis, varicose veins, or vessel damage secondary to trauma
For a lower limb venogram, how is the pt positioned? semi-erect position ( 45 deg if possible)
For a lower limb venogram, where is the contrast injected? superficial vein in the foot
For a lower limb venogram,where do you begin imaging? at the ankles and proceed superiorly to include the inferior vena cava
What artery does the right common carotid artery branch off of? brachlocephalic artery
What artery does the right subclavian artery branch off of? brachlocephalic artery
Right coronary artery branches off of what? aorta
Left coronary artery branches off of what? aorta
Lt common carotid artery and lt subclavian artery both branch off of? aorta
Created by: erikasmith28