Bones
Numbers
Body Parts
100

What is the bones called for your head?

Skull

100

How many limbs do you have?

4

100

This body part is the central organ required for pumping blood through the body.

The heart.

200

How many adult teeth do you have?

32 teeth

200

How many hours of sleep do you need in a night?

10-11 hours.

200

This organ produces bile, which helps us to digest our food.

The liver

300

What is hard and thin and protects the important body parts inside your chest?

Ribs

300

Approximately how much blood is there in the human body?

a) 5 litres

b) 10 litres

c) 20 litres

a) 5 litres

300

What are the main organs in the respiratory system?

The lungs

400

How many bones does an adult have in their body?

206

400

What percentage of water is the human body made of?

a) 60%

b) 12%

c) 25%

a) 60%

400

True or False? The skin is the largest organ in the body.

True

500

What is the most important vitamin to keep your bones healthy?

Vitamin D

500

If you were to stretch out your intestines, how long would they be?

a) 7 metres long

b) 20 metres long

c) 1 metre long

a) 7 metres long

500

What system of the body do the 5 senses belong to? (Eyes, taste buds, etc.)

The Nervous System

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