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Life Science 6.1 : Disease
Life Science 6.1 : Disease
Life Science 6.1 : Disease
Life Science 6.1 : Disease
Life Science 6.1 : Disease
Life Science 6.1 : Disease
Life Science 6.1 : Disease
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Life Science 6.1 : Disease

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  • 1. Life Science Chapter 6
    Body Defenses and Disease
    Flu
  • 2. Life Science 6.1
    Disease
    Ebola Virus
  • 3. Objectives:
    Explainthe difference between infectious diseases and noninfectious disease.
    Identify five ways that you might come into contact with a pathogen.
    Discuss four methods that have helped reduce the spread of disease.
    Legionnaires’ Disease
  • 4. Causes of Disease
    Noninfectious diseases
    Some diseases, such as most cancers and heart disease, which are not spread from one person to another.
    Infectious disease
    Disease that can be passed from one living thing to another is an.
    Caused by agents called pathogens.
    Colon CancerCells
  • 5. Pathways to Pathogens
    Air
    Some pathogens travel through the air, such as when someone sneezes.
    Contaminated Objects
    Drinking glasses, doorknobs, keyboards, combs, and towels that have been used by an infected person can all pass pathogens.
    Swine flu
  • 6. Person to Person
    You can become infected with some illnesses by kissing, shaking hands, or touching the sores of an infected person.
    Animals
    Ringworm and Lyme Disease are carried by animals.
    Food and Water
    Bacteria growing in foods and beverages can cause illness.
    Example : Salmonella
    Salmonella
    Ring worm
  • 7. Putting Pathogens in Their Place
    Pasteurization
    The method of using heat to kill bacteria.
    Vaccines and Immunity
    The ability to resist or recover from an infectious disease is called immunity.
    A vaccine is a substance that helps your body develop immunity to a disease.
    Antibiotics
    Substance that can kill bacteria or slow the growth of bacteria.

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