How the body works

Eye's
Notes:

• The biggest part of your eye is a vitreous body witch help us see shapes.
• Our eye is like the size of a ping pong ball.
• The cones in our eyes help us see colour
• Cones and rods help us see a full picture with colour.
• The colourful part of your eyes are called iris.
• The brain is what flips over the image so it is the right way up.
• The optic nerve is the great messenger at the back of our eye.

Teeth
notes:

• The enamel covers the crown.
• The pulp and nerves send messages to your brain like if something is cold of hot it will know.
• cementum attaches the roots of your teeth to your jawbone.
• The Sharp pointy tooth is called a canine.
• Molars are the big teeth that help grind your food.
• Teeth help you eat and talk.
• Baby's have primary teeth.
• wisdom teeth are the last teeth you get.
• The roots protect the dentin.
• The white part of your teeth are called the crown.

Bones
notes:

• Your spine has 33 bones in it.
• The smallest bone in your body is called a stirrup.
• Your bones are connected by joints. 
• There are 206 bones in an adult body.
• The bones in your spine are called vertebrae.
• The patella is found in your knee.
• bone marrow is in the centre of your bones.
• Your bones will stop growing by the time you are 25.
• The skull protects your brain.
• your rib cage protects your heart, liver and lungs.