Which organ system carries materials around the body?

How many bones are there in your skeleton?

Which bones protect the heart and lungs?

Where can you find this joint in your body?

The largest muscle in the body is called . . . .

Muscles are attached to bones by strong fibres called . . . .

Movement of the body is called . . . .

Nerves are made from special cells called . . . .

An autonomic response to pain or any other sensation is called a/an . . . .