Front

What happens to your heart rate when you exercise?

Back

Your heart rate increases.

Front

Which body system is responsible for transporting blood?

Back

The circulatory system.

Front

What body system do the lungs belong to?

Back

The respiratory system.

Front

Which body system includes the heart?

Back

The circulatory system.

Front

What carries oxygen from the lungs to the blood?

Back

Red blood cells.

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 are red blood cells?

Back

Cells that carry oxygen from the lungs to the rest of the body.

Front

What is the function of platelets?

Back

To help with blood clotting.

Front

What is the main organ of the circulatory system?

Back

The heart.