Circulatory System Review

Front

What is the overall function of your circulatory system?

Back

The circulatory system transports materials such as oxygen, nutrients, and hormones throughout the body.

Front

What organ is responsible for MOVING BLOOD through the body?

Back

The heart is responsible for pumping blood throughout the body.

Front

What do we call the UPPER chambers of the heart?

Back

The upper chambers of the heart are called atria (singular: atrium).

Front

How many chambers does a human heart have?

Back

A human heart has 4 chambers.

Front

What do we call blood vessels that carry blood AWAY FROM the heart?

Back

Blood vessels that carry blood away from the heart are called arteries.

Front

What do we call blood vessels that carry blood BACK TO the heart?

Back

Blood vessels that carry blood back to the heart are called veins.

Front

What is the function of capillaries in the circulatory system?

Back

Capillaries are tiny blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs between blood and tissues.

Front

What is the role of red blood cells?

Back

Red blood cells transport oxygen from the lungs to the body's tissues and carry carbon dioxide back to the lungs.

Front

What is plasma in the context of blood?

Back

Plasma is the liquid component of blood that carries cells, nutrients, hormones, and waste products.

Front

What is the function of the heart valves?

Back

Heart valves prevent the backflow of blood and ensure it flows in one direction through the heart.