Question

How does the heart beat

Answer 1

Answer: Heart bests work by the cardiac conduction system which sends signals to the heart to start beating.

Step-by-step explanation:

it's proven that the cardiac conduction send signals to make the heart beat there for pumping blood

Answer 2

Your heart has a special electrical system called the cardiac conduction system. This system controls the rate and rhythm of the heartbeat. With each heartbeat, an electrical signal travels from the top of the heart to the bottom. As the signal travels, it causes the heart to contract and pump blood.