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GCSE Physical Education · key term
A muscular organ that pumps blood to the lungs and around the body.
Used by AQA
Paper 1
Revise: Heart structureThe heart is a muscular organ that pumps blood. Inside it are four chambers: spaces that receive blood and then pump it onwards. Each side of the heart has an upper chamber and a lower chamber.
In a front-view heart diagram, the person's right appears on your left. Use the anatomical labels rather than assuming the left of the page is the left side of the heart.
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