Human Body Systems

Front

What is the main function of the heart?

Back

The heart provides the force to pump blood throughout the body.

Front

How do the circulatory and excretory systems work together?

Back

They work together to remove waste products from the blood.

Front

What happens to white blood cells during a viral or bacterial infection?

Back

The number of white blood cells increases to help fight the infection.

Front

What is one function of the skeletal system?

Back

The skeletal system protects organs and provides support.

Front

What is the main function of the excretory system?

Back

The excretory system removes wastes from the body.

Front

What role does the brain play in the human body?

Back

The brain controls the body's functions and processes information.

Front

What is the function of red blood cells?

Back

Red blood cells transport oxygen to the body's cells.

Front

How do muscles contribute to movement?

Back

Muscles contract and relax to create movement in the body.

Front

What is homeostasis?

Back

Homeostasis is the process by which the body maintains a stable internal environment.

Front

What is the role of the lungs in the respiratory system?

Back

The lungs facilitate the exchange of oxygen and carbon dioxide.