Circulatory & Respiratory Systems

Front

What organ is responsible for pumping and circulating blood in the body?

Back

Heart

Front

How many chambers does the heart have, and what are their locations?

Back

The heart has four chambers: 2 atriums in the upper part and 2 ventricles in the lower part.

Front

What are the small tree-like branches that come off the right and left bronchus called?

Back

Bronchioles

Front

How many valves are present in the heart?

Back

4

Front

Which passageway is part of both the respiratory and digestive systems?

Back

Pharynx

Front

What is the main function of the circulatory system?

Back

To transport oxygen, nutrients, hormones, and waste products throughout the body.

Front

What is the primary function of the respiratory system?

Back

To facilitate the exchange of oxygen and carbon dioxide.

Front

What are the two main components of the circulatory system?

Back

The heart and blood vessels.

Front

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

Back

To exchange oxygen and carbon dioxide with the blood.

Front

What is the function of the atria in the heart?

Back

To receive blood from the body and lungs.