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circulatory system

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