Immune System

Front

What system returns interstitial fluid to the blood stream?

Back

Lymphatic system.

Front

What term describes a person who can spread an illness to others, even if they feel fine?

Back

Contagious.

Front

Which type of cell is known as the helper cell in the immune system?

Back

T-cells.

Front

What are lymphocytes?

Back

A type of white blood cell.

Front

What is anything that triggers an immune response called?

Back

Antigen.

Front

What is the primary function of B-cells in the immune system?

Back

To produce antibodies.

Front

What role do antibodies play in the immune response?

Back

They identify and neutralize pathogens.

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 the function of the spleen in the immune system?

Back

To filter blood and help fight infections.

Front

What type of immunity is provided by vaccines?

Back

Active immunity.