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Natural Science
The Human Body. Systems and Organs.

Here you are going to learn about the different systems and organs that make our body work. You may get the information you need from your own sources, but to make it easier you can use this website to complete the exercises.

First of all, let’s see if you know what function each system is responsible for. Match each system with its function.

SYSTEM
FUNCTION

Circulatory

  processing food with mouth, stomach and intestines
Digestive
  the sex organs
Endocrine
  moving the body
Immune
  defending against disease-causing agents
Integumentary
  structural support and protection through bones
Lymphatic
  the kidneys and associated structures involved in the production and excretion of urine
Muscular
  skin, hair and nails
Nervous
  blood circulations with heart and blood vessels
Reproductive
  collecting, transferring and processing information with brain and nerves
Respiratory
  communicating within the body using hormones
Skeletal
  structures involved in the transfer of lymph between tissues and the blood stream
Urinary
  the organs used for breathing, the lungs

This on-line practice exercise will help you learn to place the body organs and about their functions. Click here and complete the following chart. Say which body organs belong to which system and what function they have.

ORGAN SYSTEM FUNCTION
Kidney
   
Liver
   
Spleen
   
Heart
   
Brain
   
Intestines
   
Lungs
   
Bladder
   
Male genitals
   
Stomach
   
Female genitals
   
Pancreas
   
Gallbladder
   
Skin
   

Now you can try and organise the human organs by playing this interactive game. Follow the instructions and put the organs in the correct place and position. Don’t forget to consult the Did You Know? section in order to learn more about each organ.

When you have finished, you may complete this crossword and check how much you have learnt about the systems.

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