Biology
How does a tiny pump support life in unexpected ways?
Quick fact
The human heart pumps thousands of litres of blood through the body every day.
Why this is interesting
A muscular organ that weighs less than half a kilogram beats billions of times during a lifetime without stopping.
Read the full explanation
Understanding How does a tiny pump support life in unexpected ways?
The heart uses coordinated muscle contractions and electrical signals to maintain constant blood circulation.
A deeper explanation
The heart is a biological pump designed for efficiency and reliability. Its chambers, valves, and electrical conduction system work together to maintain circulation, supplying every cell with oxygen while removing waste products.