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What is the circulatory system?
A system that transports blood around the body
What is the main organ of the circulatory system?
The heart
What does the heart do?
It pumps blood around the body
Is the heart a muscle ?
yes
What does blood carry ?
Oxygen and nutrients
Name the three types of blood vessels?
Arteries, veins and capillaries
Which blood vessels carry blood away from the heart?
Arteries
Which blood vessels carry blood back to the heart?
Veins
Which blood vessels are the smallest?
Capillaries
What gas does blood carry to body cells?
Oxygen
Where does oxygen enter the blood?
In the lungs
Where can you feel your pulse?
Wrist or neck
Why does your pulse increase during exercise?
Muscles need more oxygen
What organ pumps blood to the lungs?
The heart
What organ pumps blood to the lungs?
The heart
What organ pumps blood to the lungs?
The heart
