Communicable Diseases Flashcards
Pathogens
Bacteria/Viruses/Harmful organisms that can cause communicable diseases.
Communicable disease
A disease that can be transmitted from one person to another.
Non-communicable disease
Diseases that cannot be transmitted across other people.
Health
A physical and mental wellbeing
What did Semmelweis encourage doctors to do?
Wash their hands before performing surgeries and operations.
What did Louis Pasteur discover?
He discovered microorganisms caused diseases, so he invented vaccines.
Joseph Lister began to…
Use antiseptic chemicals to destroy pathogens.
Why does isolation help prevent infections?
It keeps infected individuals from passing pathogens to a healthy person.
What’s the benefit in destroying vectors?
Vectors carry diseases from a source to an organism, and destroying them means that they cannot spread diseases.
What do vaccines do?
They inject into an animal or human a small amount of the pathogen of the disease, and helps the immune system build a defence against the disease in larger amounts.
Why is hygiene important?
It helps get rid of harmful pathogens that infect people, so that there is a likely chance the disease doesn’t spread. An example of this is using disinfectants.
What are the symptoms of measles?
Red skin rashes and fever.
What are the cures for measles?
None.
HIV effects are mild/severe at first.
Mild
How can HIV spread?
Through sexual contact and exchange of body fluids.
