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© 2010 Cengage-Wadsworth
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Ch. 11 Cardiovascular Disease
1. What is cardiovascular disease?#___ Cause of Death in the U.S.
2. How can I prevent it?Almost all risk factors are _____ & _____ thru a healthy lifestyle!
LDL HDL Atherosclerosis
© 2010 Cengage-Wadsworth
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Cardiovascular Disease
• Any disease that affects the heart and the blood vessels
• The#1 cause of death in the United States
© 2010 Cengage-Wadsworth
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Examples of Cardiovascular Disease
– Coronary heart disease– Stroke– Peripheral vascular disease – Congenital heart disease– Rheumatic heart disease– Atherosclerosis– High blood pressure– Congestive heart failure
© 2010 Cengage-Wadsworth
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How Can I Prevent HD?
• Genetic inheritance plays a role in CHD
• Most important determinant is personal lifestyle – we have a lot of control!
• Almost all of the major risk factors for CHD are preventable and reversible
© 2010 Cengage-Wadsworth
1 2 3Regular physical activity helps to control most of the major risk factors that lead to
heart disease
© 2010 Cengage-Wadsworth
1 2 3Lifetime participation in physical activity is one of the most important factors in the prevention of
cardiovascular disease
© 2010 Cengage-Wadsworth
1 2 3Habitual aerobic exercise helps increase HDL cholesterol (“good”
cholesterol)
© 2010 Cengage-Wadsworth
1 2 3Habitual aerobic exercise increases insulin sensitivity and decreases
risk for diabetes
© 2010 Cengage-Wadsworth
1 2 3Regular physical activity is an important way to maintain healthy
blood pressure
© 2010 Cengage-Wadsworth
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Abnormal Electrocardiograms
• The electrocardiogram (ECG or EKG) provides a record of the electrical impulses that stimulate the heart to contract
Normal electrocardiogram
© 2010 Cengage-Wadsworth
1 2 3Exercise tolerance test with twelve-lead
electrocardiographic monitoring (an exercise stress-ECG)
© 2010 Cengage-Wadsworth
1 2 3Ample amounts of fruits and vegetables provide the
necessary nutrients to keep homocysteine from causing heart disease or stroke
© 2010 Cengage-Wadsworth
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Cardiovascular Risk Reduction
• Most risk factors are reversible & preventable
• Individuals have control over lifestyle factors
• Healthy habits that help prevent disease can be developed through willpower & commitment
© 2010 Cengage-Wadsworth
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Lab 11A (Pages 413-414)
• Self Assessment of Coronary Heart Disease Risk Factor Analysis
© 2010 Cengage-Wadsworth
1 2 3
Ch. 11 Cardiovascular Disease
1. What is cardiovascular disease?#___ Cause of Death in the U.S.
2. How can I prevent it?Almost all risk factors are _____ & _____ thru a healthy lifestyle!
LDL HDL Atherosclerosis