Microorganisms
These small living organisms are not visible to the naked eye.
Microorganisms or Microbes
Name a disease caused by bacteria.
Food poisoning, strep throat, syphilis, tetanus, and cholera.
Nosocomial infections
This is what the chain of infection begins with.
A causative agent (a pathogen)
Pneumonia is considered this.
Droplet
These microorganisms are helpful, while these microorganisms are harmful to the body and cause infection.
Nonpathogens and Pathogens
Name the type of environment bacteria love to live and grow in.
Warm, dark, and moist places.
These infections occur when the body's defenses are weak.
Opportunistic
This could be a human, an animal, or any surface or object.
A reservoir.
C Difficile is considered this
Casual contact
These are the 4 main classes of microorganisms.
Bacteria, Protozoa, Fungi, Viruses
Name what protozoa need to survive and one type of disease caused by protozoa.
moisture
malaria, dysentery, African sleeping sickness
These types of infections or diseases begin inside the body, such as a tumor.
Endogenous
If any part of this is broken, the spread of disease or infection will stop.
The chain of infection.
A condition that is free of pathogens.
Asepsis
Name one way that bacteria is helpful.
1. Bacteria in the small intestine help digest food.
2. Bacteria is used to make food such as cheese and yogurt
Name a disease caused by fungi.
Athlete's foot, ringworm, yeast infections, thrush
These types of infections are caused from outside the body, such as radiation or chemo.
Exogenous.
Kathy has a cold. But she didn't want to look flaky and cancel her interview. So she went to the interview and shook hands with Becky. There was a cut on Becky's finger. Shaking hands and the cut on Becky's finger represent these parts of the chain of infection.
1. mode of transmission
2. portal of entry
Handwashing and regular cleaning is considered this type of practice, while an environment that is free from all microorganisms and spores is considered this type of practice.
Medical ascepsis and surgical ascepsis
Some bacteria produce spores. Explain how the effect of spores can be bad for the body.
They are thick-walled cells that aid in reproduction and make bacteria resistant to harsh environments. This makes it hard to eliminate the bacteria and can lead to serious illness.
Name a disease caused by a virus, and how viruses reproduce.
common cold, chicken pox, measles, herpes, hepatitis B and C, HIV, AIDS
invade the cells of a living organism
This type of infectious disease can be transmitted to another person.
Communicable
What is the best practice to break the chain of infection?
WASH YOUR HANDS!
The most common piece of equipment used for sterilization.
The autoclave