History of Electricity: A Quiz Challenge

5.Even our bodies rely on electrical signals—this vital organ uses them to maintain a steady and healthy beat.

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Correct Incorrect The heart relies on electrical impulses to maintain a steady rhythm. An electrocardiogram machine can track all of these pulses. Indeed, we humans are powered by electricity!

5.Even our bodies rely on electrical signals—this vital organ uses them to maintain a steady and healthy beat.

• The liver
• The heart
• The lungs
• The spleen