Respiratory and Immune System Flashcard

Front

What is the main job of the immune system?

Back

Defending against intruders.

Front

What is the main function of the lymphatic system?

Back

Fighting disease and destroying pathogens.

Front

What is the main site of gas exchange in the respiratory system?

Back

Alveoli.

Front

Which system is part of both the immune system and the circulatory system?

Back

Lymphatic system.

Front

What does a healthy immune system respond quickly to?

Back

Antigens.

Front

What are antigens?

Back

Substances that trigger an immune response.

Front

What is the role of alveoli in the lungs?

Back

They facilitate the exchange of oxygen and carbon dioxide.

Front

What is the function of the respiratory system?

Back

To supply oxygen to the body and remove carbon dioxide.

Front

What are pathogens?

Back

Microorganisms that can cause disease.

Front

How does the lymphatic system contribute to the immune response?

Back

It transports lymph, which contains white blood cells that fight infection.