THECARDIOVASCULARSYSTEM & HIGHCHOLESTEROLBY VANESSA ROSS MOSIERBIO 120
PARTS OF THE CV SYSTEM:• Capillaries • Exchange site between blood and tissues.• Veins • (phleb-o) • Carries blood towards the heart.• Heart • (cardi-o) • Pumps blood through blood vessels.• Blood Vessels • (hemangi-o) • Carries blood away from the heart.
CORONARY HEARTDISEASE Insufficient blood supply to the heart muscle due to an obstruction of one or more coronary arteries. • All types of CV disease have been the number one killer of Americans since the 19th century. This disease kills more people annually than the next 6 causes of death combined.
ARTERIOSCLEROSISThickening,hardening, andloss of elasticity ofthe walls of thearteries. Most oftendue toartherosclerosis.
ATHEROSCLEROSIS • The most common form of arteriosclerosis. Caused by the formation of yellowish plaques of cholesterol of the inner walls of arteries.
DIAGNOSTICPROCEDURE Serum lipoprotein level: Blood test to measure the amount of cholesterol and triglycerides in the blood. An indicator of atherosclerosis risk.
SURGICALPROCEDURES Endarterectomy: Removal of the diseased or damaged inner lining of an artery. Usually performed to remove atherosclerotic plaques.
SURGICALPROCEDURES CON’T Intracoronary Artery Stent: Placing of a stent within a coronary artery to treat coronary ischemia due to atherosclerosis.
WAYS TO TREAT ANDPREVENT CAD Medications: And of course, Antilipidemic: Reduces amount of cholesterol and lipids in the bloodstream. Names: Atorvastatin, lipitor, simvastatin, Zocor