Continue reading as we delve deeper into the circulatory system, its function, and what you can do to keep your heart and blood vessels in good shape. Your circulatory system is vital to your ...

So how does blood flow through the heart? How Does the Heart Work? As the heart beats, it pumps blood through a system of blood vessels called the circulatory system. The vessels are elastic tubes ...

This article explores the cardiovascular system, including its components and their functions ... closed system of blood vessels: These vessels include: There are two blood circulatory systems ...

Do you know why the colour of blood is red? It is red in colour due to a red pigment called haemoglobin present in its red cells. The components ... into the circulatory system of another is ...

The heart is at the centre of the circulatory system ... to our blood vessels, the tubes that carry the blood around the body. These structures are so important because together their function ...

Hematologists work to identify and prevent blood and bone marrow diseases. They also study and treat the immune system ... functions, including delivering nutrients and oxygen. The four main ...

The circulatory system consists of one heart, five liters of blood, and approximately 96,000 kilometers of blood vessels, responsible for transporting nutrients and waste throughout the body.

Once absorbed, these nutrients need to be transported to every part of the human body, a task accomplished by the blood circulatory ... The way the lymphatic system functions is by removing ...

The circulatory system includes the heart, blood vessels and blood, and is vital for fighting diseases and maintaining homeostasis (proper temperature and pH balance). The system's main function ...

This vital function is called "gas exchange," and your body is set up to do it automatically. The circulatory system, also known as the cardiovascular system, moves blood around your body.

Save guides, add subjects and pick up where you left off with your BBC account. Red blood cell Carry oxygen. Contain haemoglobin (rich in iron) to carry oxygen. Biconcave shape to provide a large ...