human body questions :)

 Fact File: The Human Body

1. How many times does your heart beat in 1 week ?

Your heart beats 700,000 times in 1 week.

2. What is the smallest bone in your body ? How long is it ?

Your ear is the smallest bone. It's less than 3 millimetres long.

3. How many hairs are on your head ? How many do you lose in the shower

each day ?

We have 120,000 hairs on our head and we lose 50 pieces of hair in the

shower each day.

4. How long are your intestines ? How long are 8 people's intestines ?

Your intestines are 8 metres long. 64 metres long for 8 people.

5. What is the hardest bone in your body ? How many in 100 people ?

The tooth is the hardest bone in our body. 3200 in 100 people.

6. How many times do you breathe in a day ? How many times in 5 ½ years ?

You breathe 23,000 times a day. 126,500 breaths in 5 ½ years.

7. How much of your brain is water ? How much is 10 people's brains ?

¾ of your brain is water. There are 7.5 in 10 people’s brains.

8. What is the biggest bone in your body ? How long is it ?

The femur or thigh bone is the biggest bone in your body. It is almost ¼ of

your height.

9. How many bones in 10 people’s feet ? How many ligaments in 20 people’s

feet ? How many muscles in 30 people’s feet ?

There are 260 bones in 10 people’s feet. 2400 ligaments in 20 people’s feet. 600 muscles in 30 people’s feet.

10. How many bones in your body ? How many in 50 people ?

There are 206 bones in your body. 10,300 bones in 50 people.