Medicine Past and Present plague infected microbes antibodies

Medicine: Past and Present plague infected microbes antibodies bacteria vaccine epidemic immune dispel sterilize

plague “Use context clues” In the middle of the fourteenth century, an epidemic called the Black Plague swept across Europe, Asia and Africa. A plague that swept through the country left few people alive. plague - a disease that kills a large number of people

infected “Use context clues” Why did some wounds get infected and others heal? Wash that cut on your hand so it doesn’t get infected with germs. Infected - having germs that cause disease

microbes “Use context clues” He found many different kinds of microbes, as these tiny animals are called today. Tiny plants or animals called microbes, or germs, cause disease. microbes - tiny organisms or germs too small to be seen without a microscope.

Antibodies “Use context clues” He tried to think of a way of getting the body to develop these antibodies to attack the disease without having to get smallpox first. A person’s body makes antibodies that fight against the effects of disease germs. Antibodies - special substances produced by the body that destroy or weaken germs

bacteria “Use context clues” Before he could make the connection between these bacteria, or germs, and diseases, he had a more difficult job. Bacteria is another name for germs that cause disease. bacteria – germs

vaccine “Use context clues” Using this information, Pasteur was able to develop a vaccine for anthrax. Getting a vaccine for measles protects you from catching the disease.

epidemic an outbreak of disease that spreads quickly to many people

Immunenot able to get certain diseases

dispel Prove wrong Melissa Lape – Wilson Elementary

Sterilize. To make free from germs Melissa Lape – Wilson Elementary

When harmful microbes, or germs, enter the body, they multiply and cause disease. This is called infection. Your body's defenses usually do a killer job of squelching harmful microbes. But sometimes germs multiply faster than the body can handle and you get sick. People come in contact with germs in many ways, including:

n n Contaminated blood: Harmful microbes can enter your body through your bloodstream. Infected food or water: Dangerous microbes can enter through your mouth if you drink untreated water or swallow food that's uncooked or unwashed. Disease-carrying creatures: Harmful microbes can enter your body through close contact with infected creatures. Germy air: Dangerous microbes can spread through the air and enter your nose and mouth when you breathe.