Circulatory/Respiratory Systems

Front

What system works closely with the respiratory system?

Back

Circulatory system

Front

What is the pathway that air follows throughout the body?

Back

Nose -> Pharynx -> Larynx -> Trachea -> Bronchi -> Bronchioles -> Alveoli

Front

What is the main organ in the circulatory system?

Back

Heart

Front

What is the purpose of heart valves?

Back

Prevent blood from flowing backward.

Front

What are the two main systems responsible for transporting substances in the body?

Back

Circulatory system and respiratory system.

Front

What is the function of the heart?

Back

To pump blood throughout the body.

Front

What are the small air sacs in the lungs called?

Back

Alveoli.

Front

What is the role of red blood cells?

Back

To carry oxygen from the lungs to the rest of the body.

Front

What is the function of the lungs?

Back

To exchange oxygen and carbon dioxide.

Front

What is the largest artery in the body?

Back

Aorta.