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Pumping blood

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True or false, your blood contains a tiny amount of gold?



1 / 10

How big is your heart?

The same size as your head

The size of a dinner plate

About the size of your hands clasped together

The size of a grape

2 / 10

How many times does your heart beat each day?

50,000 times

250 times

10,000 times

100,000 times

3 / 10

What is your pulse?

Where your snot comes from

Movement of blood in your arteries

The name of your joints

The sound of you breathing

4 / 10

What do arteries do?

Keep your hair on your head

Makes your scream louder

Carry blood with oxygen around your body

Keep you standing up

5 / 10

True or false, the blood in your veins is blue?



6 / 10

How does your body make sure that your blood doesn’t flow the wrong way?

It doesn’t matter which way it flows

It has valves like tiny doors

Your heart gives it directions

It has a map to follow

7 / 10

True or false, your body creates 17 million blood cells every second?



8 / 10

Where are red blood cells made?

Your stomach

In your brain

In your bone marrow

Your heart

9 / 10

What do white blood cells do?

Protect you from illnesses

Carry oxygen to your muscles

Makes you happy

Makes you see in the dark

10 / 10
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