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10 questions
What does your heart do?
pumps blood through your body
protects your body
helps your exercize
Blood carries ____________ to the heart.
vitamins
germs
oxygen
Your heart pumps oxygen-rich blood throughout your entire body through little tubes called _____________.
veins
arteries
hoses
Blood is carried back to your heart in little tubes called ____________.
veins
arteries
hoses
What does circulate mean?
dance really good
beat quickly
go around and around
You can feel your heart beating when you feel your _____________.
pulse
breathing
stomach growling
Your heart is a _____________.
tube
muscle
vein
Which describes all the parts of the circulatory system?
heart, lungs, stomach, muscles
heart, blood, arteries, and veins
bones, skin, hair
What are the little blood vessels that connect the arteries and veins called?
streets
tubes
capillaries
tendons
The function of the circulatory system is sending nutrients and oxygen through our blood to our body’s tissues and also removing carbon dioxide and other waste from the same tissues.
true
false
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