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Unformatted text preview: bolus, vasospasm – Raynaud’s phenomenon 5 Other Factors Contributing to
Disturbance in Blood Flow
Disturbance Varicosities ha
venous system Abnormal vessel dilation – Arterial aneurysms or varicose veins Compression of blood vessels by extravascular forces – Tumors, edema, or firm surfaces
6 Types of Arteries and Their
Functions Large arteries – Function mainly in transport of blood Mediumsized arteries – Control distribution of blood flow to the various organs and tissues of the body Small arteries and arterials – Regulate capillary blood flow 7 Pathology of the Arterial System Hypercholesterolemia high lipidsElevated Blood Cholesterol Atherosclerosis– formation of fibrofatty plaque in the intima of large and medium sized vessels risk hypercholesterolemia and inflammation Vasculitis Inflammation of the blood vessel wall 8 Pathology of the Arterial System Arterial disease of the extremities – thrombus formation, narrowing o...
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This document was uploaded on 03/05/2014 for the course NURS 115 at Liberty University Duplicate.
- Spring '12