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Health Test 6/13
Question | Answer |
---|---|
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). |