The nerves which bring messages from the sense organs to the brain or the spinal cord are called:

What is the coloured circle in the eye called?

Which is the largest part of the brain?

There are many nerve endings in the upper part of our:

We can feel the sensation of touch, heat, pain or pressure because of our:

What helps to keep dust and dirt out of our eyes?

What is protected by a hard bony skull?

Which is the largest sense organ?

What looks like a black spot?

What controls involuntary actions like the movements of the lungs and the heart?