the human heart will beat more than 2.5 billion times. Give a tennis ball a good, hard squeeze. You're using about the same amount of force your heart uses to pump blood out to the body.

This short film is from the BBC series, Inside the Human Body. The 3D footage brings the topic to life and would enhance any lesson on the heart as the images are visually engaging. The real life ...

The skeleton provides the framework for muscles and gives the body its defined human shape. Cardiovascular system - Edexcel The cardiovascular system is made up of three main parts - the heart ...