How do arteries help the heart?

How do arteries help the heart?

Hear this out loudPauseThe arteries (red) carry oxygen and nutrients away from your heart, to your body’s tissues. The veins (blue) take oxygen-poor blood back to the heart. Arteries begin with the aorta, the large artery leaving the heart. They carry oxygen-rich blood away from the heart to all of the body’s tissues.

What is the role of your arteries?

Hear this out loudPauseArteries are a type of blood vessel. They work to carry blood away from the heart. In contrast, veins carry blood back to the heart.

How does the heart keep the body alive?

Hear this out loudPauseIt’s the muscle at the centre of your circulation system, pumping blood around your body as your heart beats. This blood sends oxygen and nutrients to all parts of your body, and carries away unwanted carbon dioxide and waste products.

How do your arteries keep you alive?

Hear this out loudPauseBlood delivers oxygen to all the body’s cells. To stay alive, a person needs healthy, living cells. Without oxygen, these cells would die.

Does heart keep us alive?

Hear this out loudPauseThe conduction system keeps your heart beating in a coordinated and normal rhythm, which in turn keeps blood circulating. This results in the continuous exchange of oxygen-rich blood with oxygen-poor blood that is necessary to keep you alive. Your heart is a pump.

What makes the heart contract?

Hear this out loudPauseThe heart’s electrical system SA node (sinoatrial node) – known as the heart’s natural pacemaker. The impulse starts in a small bundle of specialized cells located in the right atrium, called the SA node. The electrical activity spreads through the walls of the atria and causes them to contract.

Which organ beats keeps us alive?

Hear this out loudPauseYour heart is a pump that keeps blood moving around your body. It works 24 hours a day to keep you alive. Each day, your heart beats about 100,000 times.