Circulatory system

Front

What is the main function of the circulatory system?

Back

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

Front

What are the main components of blood?

Back

Red blood cells, white blood cells, platelets, and plasma.

Front

What do red blood cells do?

Back

They carry oxygen from the lungs to the body's cells and return carbon dioxide from the cells to the lungs.

Front

What is the role of white blood cells?

Back

To protect the body against infections and diseases.

Front

What are platelets responsible for?

Back

They help in blood clotting to prevent bleeding.

Front

What is plasma?

Back

The liquid component of blood that carries cells, nutrients, hormones, and waste products.

Front

What are capillaries?

Back

Small blood vessels where the exchange of oxygen, carbon dioxide, nutrients, and waste occurs.

Front

What are arteries?

Back

Blood vessels that carry oxygen-rich blood away from the heart to the body.

Front

What are veins?

Back

Blood vessels that carry oxygen-poor blood back to the heart.

Front

How do the circulatory and respiratory systems work together?

Back

The respiratory system brings in oxygen, which the circulatory system transports to cells, and it carries carbon dioxide back to the lungs for exhalation.