Question

1. What protects the heart so it stays in place?

Answer 1

Pericardium, the sac that surrounds your heart. Made of thin layers of tissue, it holds the heart in place and protects it. A small amount of fluid between the layers helps reduce friction between the beating heart and surrounding tissues.

Answer 2

Explanation:

Myocardium, the thick middle layer of muscle that allows your heart chambers to contract and relax to pump blood to your body. Pericardium, the sac that surrounds your heart. Made of thin layers of tissue, it holds the heart in place and protects it.

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