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Organs & Systems

A skeleton with organ systems inside it.

A skeleton with organ systems inside it.

Introduction

We have lots of different organs in our bodies, and some of them work alongside others to perform certain functions. We put these into systems that explain a function we have, such as digestion, breathing or circulation of our blood. There are 12 systems in our body, one of which works outside the body, and a few which interact with each other to keep our body working efficiently.

Below is a list of sections that you can view information on in this section.

Section Highlight

Respiratory System

Word equation for Respiration
Word equation for respiration.

The respiratory system allows us to breath in and out, but it also enables our body to process oxygen, and acts as a temporary storage area for fresh new oxygen that we breathe in.

Using our lungs, we breathe in and out as an automatic response. The response is controlled by the brain to enable us to breathe properly.

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