Unit 2B Human Body Systems & Interactions

Front

What system is responsible for fighting disease in the human body?

Back

The immune system.

Front

Which system provides shape and support, enables movement, protects internal organs, and stores minerals?

Back

The skeletal system.

Front

Why are the lungs considered an excretory organ?

Back

They get rid of carbon dioxide, a cellular waste.

Front

What is homeostasis?

Back

The process by which living organisms maintain a stable internal environment.

Front

Which group of organisms uses the process of homeostasis?

Back

All living things.

Front

What is cellular respiration?

Back

The process by which organisms convert glucose and oxygen into energy, carbon dioxide, and water.

Front

What organisms perform cellular respiration?

Back

All living organisms.

Front

What is the primary function of the respiratory system?

Back

To facilitate gas exchange, primarily oxygen intake and carbon dioxide removal.

Front

What role does the skeletal system play in movement?

Back

It provides a framework for muscles to attach and leverage for movement.

Front

How does the immune system protect the body?

Back

By identifying and attacking pathogens such as bacteria and viruses.