14 terms

Bacterial and Viral Diseases

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communicable diseases
one in which the disease-causing organism can be passed from one host to another by direct or indirect contact
toxins
chemical poisons that are harmful to the body and may kill cells or interfere with cell activities
flu
or influenza, is a serious viral disease
immune system
the body system that defends against disease
white blood cells
the body's main line of defense against infection
antibody
a protein that can attach itself to bacterial cells or to viruses and destroy them
antibiotic
a substance that stops the growth and reproduction of bacteria
anibiotics
many are produced from other microbes and from fungi
vaccine
a mixture usually made with weakened or dead disease-causing microbes, can cause the body to produce antibodies
AIDS
Acquired Immune Deficiency Syndrome
HIV
human immunodeficiency virus is the virus that causes AIDS
helpful bacteria found in foods
cheese, pickles, butter, yogurt, sour cream, and chocolate
insulin
a protein that is usually produced by the body that helps control the rate at which the body breaks down sugar.
diabetes
usually caused by people who do not produce enough insulin and can be treated with insulin that is produced by bacteria