The circulatory system. KS2.

Red blood cells transport oxygen.

• True

• False

Blood platelets help the blood clot and forms scabs to repair a cut.

• True

• False

Your heart is a very strong muscle which _________ (gets smaller) and relaxes to pump blood around your body.

What do your veins do?

• Carry blood to organs.

• Transport waste.

• Transport oxygen.

What pumps blood around your body?

• Blood vessels.

• Heart

• Organs.

• Muscles.

White blood cells helps repair cuts.

• False

• True

Answer explanation

White blood cells protect against diseases.

How many times does an average heart beat in a minute?

• 40-60

• 100-150

• 60-100

Name three types of blood that blood vessels carry.

The circulatory system contains two types of blood vessels: _____ and arteries

What is the easiest way to measure you heart rate?

• Seeing how many sit ups you can do in 30 seconds.

• By counting your breath.

• By listening to your heartbeats.

• By checking your pulse rate.