The human body has 12 organ systems (e.g. digestive, immune, reproductive and nervous) and each one has a unique function.
The skin is the biggest organ, and the pineal gland near the centre of the brain is considered to be the smallest.
Even though we know a lot about the body, there is still a lot to learn.
Seeing different body parts and organs through the lens of a microscope can change you perspective. Here are 10 images that will hopefully give you a new appreciation of your body.