The Kidneys

The Kidneys - Main excretory organs

The kidneys are the main excretory organs of the body. They are two in number and are bean-shaped.

Read more information about the kidneys.

Watch the video clip below to learn more about the kidneys.

Evaluation 1

1. Complete this quiz on the kidneys.

2. See how many words you can find relating to the topic.

3. Label the diagram correctly.


THE LIVER - an excretory organ

The liver is also one of the excretory organs. In fact it is the largest interior organ of the body. It has a number of functions.

Watch this video clip and try to identify some of the functions of the liver.

Read for further information about the liver.