How do plants use sunlight

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What is this?
The Artificial Heart
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Medical Devices Mr. RustProject STEPOctober
3, 2005
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Outline

• Introduction
• Diseases
• Characteristics
• Risk factors
• Trend analysis
• Examples
• Activity

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Heart Disease

• Refers to many different diseases that affect the
  heart
• heart attacks
• heart failure
• abnormal rhythms (arrhythmia)

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Heart Disease

• Risk factors
• Genetics
• High blood pressure
• High cholesterol
• Unhealthy lifestyles
• Smoking (2-4x)
• Physical inactivity
• Obesity
• Stress

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Cancer

• Cancer isn't just one disease
• It can affect virtually every organ in the body.
  
• Cancer formation
• Cells are constantly dividing and multiplying to
  replace old, damaged cells. 
• Sometimes, cells begin to divide unnecessarily,
  forming excess tissue known as a tumor.
• Benign mostly harmless
• Malignant tumor invades nearby tissues and
  organs

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Cancer

• Risk factors
• Genetics
• Lifestyle
• Smoking
• Diet
• Sun
• Infrequent doctor visits

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Stroke

• Stroke is a type of cardiovascular disease.
• Affects the arteries leading to and within the
  brain.
• A stroke occurs when a blood vessel that carries
  oxygen and nutrients to the brain is either
  blocked by a clot or bursts.
• When that happens, part of the brain cannot get
  the blood (and oxygen) it needs
• so it starts to die

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Stroke

• Risk factors
• Genetics
• High blood pressure
• Atrial fibrillation
• Lifestyle
• Smoking
• reduces O2 in blood, damage artery walls
• Excessive drinking
• raises blood pressure
• Drug use
• cocaine can be fatal

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Data Analysis and Trends

• Data analysis can be a powerful tool for
  engineers and companies
• Allows us to see trends that are coming
• Make predictions
• Skills needed
• data manipulation
• graphing

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Example
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Handout