Read the text and fill the gaps using the worlds.
blood feet hair hands teeth
bones head muscles skeleton heart

The are 26 different _____ in your foot and over 200 in your _____ .You have more than 600 _____ in your body.In cold weather it is important to wear a hat because you lose 75% of your heat from the top of your _____ .It is also important to keep your _____ and _____ warm to help the _____ circulation.Your _____ works hard - in most people it beats 100.000 times a day! 100.000 is a special number because that`s the number of _____ most people have on their head.Children have 20 _____ but adults have 12 more.