Pathogen and Immunity Review BIO

Front

What function do memory cells have in our body?

Back

They help our immune system remember pathogens.

Front

What is a pathogen?

Back

An organism or agent that causes disease.

Front

Who benefits from herd immunity?

Back

Young children, elderly people, cancer patients, and others.

Front

How are infectious diseases transmitted?

Back

Through sneezing, coughing, contaminated water, and contaminated objects.

Front

What happens when the body encounters a pathogen for the first time?

Back

Antibodies are created that are specific to that pathogen.

Front

What is the role of antibodies in the immune response?

Back

They identify and neutralize pathogens.

Front

What is herd immunity?

Back

A form of indirect protection from infectious diseases that occurs when a large percentage of a population becomes immune.

Front

What are B cells?

Back

A type of white blood cell that produces antibodies.

Front

What is the difference between active and passive immunity?

Back

Active immunity is developed through exposure to pathogens, while passive immunity is acquired through antibodies from another source.

Front

What is an example of a viral pathogen?

Back

Influenza virus.