First Human Body Encyclopedia

Book Preface

The greatest machine you’ll ever own is your body. It’s more complicated than any computer, it lasts for a lifetime, and it’s yours for free. Body parts Your body is made up of hundreds of different parts. You probably know the names of the bits you can see, but there are many more hidden deep inside you.

What do we call the study of the human body?
Inside your body Doctors can see inside your body with special cameras. X-ray cameras take pictures of hard body parts like bones. Other cameras, called scanners, can see soft body parts. Two of everything Body parts often come in pairs. You have two feet, two eyes, two ears, two lungs, and so on. This means you have a handy spare in case one of them gets damaged.

Human body