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Body Systems Fact Sheets

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Body Systems Fact Sheets

Human body systems illustration

❤️ Circulatory System Fact Sheet

1. What are the main parts of the circulatory system?

Heart and blood vessels

Lungs and stomach

Brain and nerves

2. What does blood carry around your body? (Check all that apply)

Oxygen

Nutrients from food

Waste products

Messages to muscles

3. Complete the sentence:

The __________ pumps blood around your body through tubes called __________.

4. Explain why your heart beats faster when you exercise:

🫁 Respiratory System Fact Sheet

5. What gas do you breathe IN that your body needs?

Carbon dioxide

Oxygen

Nitrogen

6. Fill in the blanks:

Air travels through your nose or mouth, down your __________ and into your __________. When you breathe out, you get rid of __________ __________.

7. Why do you need to breathe?
8. What happens to your breathing when you run? Why?

🍎 Digestive System Fact Sheet

9. Put these parts of digestion in the correct order (1-4):

____ Food moves to the stomach

____ You chew food in your mouth

____ Nutrients are absorbed in the intestines

____ Food travels down the oesophagus

10. What does your stomach do to food?

Breaks it down with acid and enzymes

Pumps it around your body

Stores it for later

11. Complete the sentence:

The __________ absorb nutrients from digested food into your bloodstream.

12. Why is it important to chew your food well?

🧠 Nervous System Fact Sheet

13. What is the control centre of your nervous system?

Heart

Brain

Stomach

14. How do messages travel around your body?

Through blood vessels

Through nerves

Through muscles

15. Give an example of how your nervous system works:

When you touch something hot, your nerves send a message to your __________, which tells your __________ to move your hand away quickly.

16. Name two things your brain controls automatically (without you thinking about it):

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