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What are the three main parts of the circulatory system?
Heart, blood vessels, and blood.
What does our heart do ?
It pumps blood throughout the body.
Name the parts of the respiratory system?
The respiratory system includes the lungs, windpipe, and diaphragm.
What do the lungs do ?
The lungs bring oxygen into the body and remove carbon dioxide from the blood.
What does the reproductive system do?
The reproductive system allows a person to have a baby
What helps our chest move whgen we breathe?
What causes puberty?
Why is the circulatory system important?
What do veins transport?
Where does oxygen go after it reaches the lungs ?
