What is this?
The human heart is like a super-strong pump, about the size of your fist, located in your chest. Its amazing job is to constantly push blood all around your body, delivering oxygen and nutrients to every single cell and keeping you alive.
Key Parts to Explore
Atria
These are the two upper chambers of the heart that collect blood returning from the body and lungs.
Ventricles
These are the two lower, muscular chambers that pump blood out to the lungs and the rest of the body.
Aorta
This is the largest artery in your body, carrying oxygen-rich blood from your heart to all other parts of your body.
Pulmonary Artery
This important vessel carries blood that needs oxygen from the heart directly to your lungs.
Did You Know?
Your heart is so powerful that it can squirt blood up to 30 feet if it were outside your body!
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