Microorganisms
A microscopic, single-celled organisms that has a rigid cell wall.
What is bacteria?
This division of the immune system represents the first line of defense against microbes.
What is the innate immune system?
An category of infectious agents that burrow or attach to skin/hair and generate disease.
What are ectoparasites?
Microorganisms capable of causing disease or illness.
What are pathogens / infectious agents?
An epidemic involving a very large geographical area, such as several continents.
What is a pandemic?
These reproduce by budding or by making spores.
What are fungi?
The type of immunity you develop when you receive antibodies from a person who was exposed to the foreign antigen.
What is passive immunity?
A disease that is transmitted from person to person.
What are communicable diseases?
The person who is at risk for developing an infectious disease.
What is a susceptible host?
When a person has a weakened immune system from age or disease, they are considered this:
What is immunocompromised?
These dock their protein coats onto a cell and inject their genetic material inside.
What are viruses?
This type of immunity occurs when our immune systems encounter antigens either from exposure to the pathogen or from vaccinations.
An intermediate host for a pathogen, typically an animal or insect.
What is a vector?
Physical contact, airborne, waterborne.
What are modes of transmission?
This microorganism thrives in damp places.
What are fungi?
Another name for parasitic worms.
What are helminths?
Protecting us against harmful microbes, promoting healing after infection, and removing debris from tissues.
What are the functions of the immune system?
Transmitted through contaminated products found in nervous tissue and blood.
What are prions?
A place in which infectious agents grow and reproduce.
What is a reservoir?
The process by which microbes invade bodily tissues to reproduce, multiply, and cause disease.
What is infection?
Cause conditions of severe brain degeneration, such as "mad cow disease."
What are prions?
This division of the immune system requires time and previous exposure to microbes to develop a specific response to target those microbes.
What is the adaptive immune system?
These cannot metabolize food or perform general life functions.
What are viruses?
Mouth, broken skin, respiratory system.
What are portals of entry?
What is virulent?