Germs that cause diseases Infection is a condition that happens when pathogens enter the body, multiply, and cause harm. Communicable diseases are all caused by pathogens. Viruses, Bacteria, Fungi, Protozoa
The smallest and simplest pathogen Are not alive Made up of genetic material and protein. What are some example of some viruses?
Common cold Chicken pox Influenza (the Flu) Hepatitis Herpes HIV pneumonia
The simplest ONE- celled organisms. Exist in every environment on earth Some are helpful Helpful bacteria live in your digestive system to break down food Harmful bacteria causes diseases such as strep throat and pneumonia
Organisms that are more complex than bacteria but cannot make their own food. Most are harmless but some can cause disease Molds Yeast Mushrooms Most common; Athletes foot, ring worm
One celled organisms that are more complex than bacteria. Most commonly transferred to people through mosquito bites, contaminated water/food Also referred to as parasites Malaria
Direct contact with others spread directly from person to person. example: person with pinkeye might wipe their eye then shake someone hand. That person touches their eye and could get pinkeye.
Spreading through the air. Sharing drinking glasses, eating utensils and other personal items. Example: someone with a cold or sore throat could sneeze or cough and send pathogens in the air. Anyone breathing that air can become infected.
Pathogens such as Human Immunodeficiency Virus (HIV) can spread when blood from an infected person comes in contact with someone else’s blood. Using unclean needles
Undercooked meat may still contain bacteria. Food-borne illnesses What are some healthy tips when cooking? Some pathogens spread through contaminated water. Never drink water directly from lakes and rivers.
May 9, 2012 SNELLVILLE, Ga. -A 24-year-old West Georgia graduate student had to have her leg amputated after getting an infection following a zip line accident. Aimee Copeland severely cut her left leg while zip-lining in a friend's backyard near Carrollton. She contracted a flesh-eating bacteria infection that forced doctors to amputate the leg.
Animals that carry rabies virus can infect other animals and humans. Mosquitoes infected with the west nile virus can spread that to birds, horses and humans.