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Health Test 6/13

Definition of Disease An unhealthy condition of the body
Two Types of Diseases Communicable (spreads) and Non Communicable (does not spread)
What are germs? Tiny organisms that are present on your skin at all times. They can be harmless or helpful.
What is a pathogen? Harmful or disease causing germs
What is an infection? The result of pathogens invading the body , multiplying and harming your body's cells
Name 4 germs that cause a disease and give an example of one of them Bacteria, Viruses, Protozoan, and Fungi (ringworm)
List 4 ways germs are spread Food or water, direct contact, indirect contact, and animals or insects
What is the immune system? group of cells, tissues and organs that fights disease
What are lymphocytes? White blood cells that are released to attack invading pathogens
T cells? Killer cells
B cells? Produce antibodies
What is the function of antibodies? How are the involved in immunization/vaccines? Fight a particular substance . If the same substance enters the body, existing antibodies will destroy it.
Definition of immunity Resistance to an infection
Causes of non communicable diseases present at birth, lifestyle and environmental diseases.
What is an allergy? the body's sensitivity to a certain substance.
What is a tumor? ass of abnormal cells
Benign non cancerous
Malignant cancerous
What is diabetes? a disease that prevents the body from using the sugars and starches in food for energy.
Type 1 The body doesn't not produce insulin (your born with)
Type 2 prevents the body from using sugars and starches for energy (developed over time).
Created by: 17gcolumbia