Human Body Systems

Front

What is the circulatory system?

Back

The circulatory system is made up of the heart, blood vessels, and blood, and is responsible for transporting oxygen, nutrients, and waste products throughout the body.

Front

What is the primary function of the alveoli in the lungs?

Back

The primary function of the alveoli is to exchange gases (O2 and CO2) between the air and the blood.

Front

What are red blood cells?

Back

Red blood cells are the most common type of blood cells, responsible for transporting oxygen from the lungs to the rest of the body and returning carbon dioxide to the lungs.

Front

What is the nervous system?

Back

The nervous system detects information from the environment and directs the body's responses to that information.

Front

What is the role of the respiratory system?

Back

The respiratory system is responsible for delivering oxygen to the body and removing carbon dioxide.

Front

What are the main components of the circulatory system?

Back

The main components of the circulatory system include the heart, arteries, veins, and capillaries.

Front

What is the function of the heart?

Back

The heart pumps blood throughout the body, supplying oxygen and nutrients while removing waste products.

Front

What are platelets?

Back

Platelets are small cell fragments in the blood that help with clotting to prevent bleeding.

Front

What is the function of white blood cells?

Back

White blood cells are part of the immune system and help the body fight infections and diseases.

Front

What is the excretory system?

Back

The excretory system removes waste products from the body and regulates water and electrolyte balance.