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Heart dissection - O Level Biology CAIE
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The heart is made of cardiac muscle, which contracts and relaxes regularly to pump blood around the body.A sheep’s heart will be dissected to show some of the different structures inside. A sheep’s heart looks like a human heart and works in the same way.
The heart is made of cardiac muscle, which contracts and relaxes regularly to pump blood around the body.A sheep’s heart will be dissected to show some of the different structures inside. A sheep’s heart looks like a human heart and works in the same way.
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![[IGCSE/GCSE] Heart Structure](https://i.ytimg.com/vi/_4fqzp58BfY/hqdefault.jpg)
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