Human Body Systems

Front

What system sends and receives electrical signals in the body?

Back

Nervous System

Front

What organ pumps blood throughout the body?

Back

Heart

Front

True or False: Your lungs take in oxygen from the air.

Back

True

Front

True or False: You only have four organ systems in your body.

Back

False

Front

True or False: The skeletal system provides protection for organs.

Back

True

Front

What is the main function of the circulatory system?

Back

To transport blood, nutrients, and oxygen throughout the body.

Front

What is the role of the respiratory system?

Back

To take in oxygen and expel carbon dioxide.

Front

What does the muscular system do?

Back

It allows movement of the body and maintains posture.

Front

What is the function of the digestive system?

Back

To break down food and absorb nutrients.

Front

What protects the brain?

Back

The skull.