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Circulatory System

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  • The heart _______ and pushes the blood into the _______, to the rest of the body.
    contracts, arteries
  • Every part of our body needs ________ from digestion and ________ from respiration.
    nutrients, oxygen
  • The heart _______ relaxes and fills with blood coming from ________.
    relaxes, veins
  • The blood is a red liquid in the arteries and a blue liquid in the veins. True or false?
    False.
  • Our blood transports ______ ________ that our body eliminates.
    waste substances
  • Veins transport oxygen and nutrients. True or false?
    False
  • The heart ________ and _________ automatically and never stops.
    contracts and relaxes
  • There are three types of blood vessels:
    arteries, veins and capillaries
  • _______ are very thin vessels that connect the arteries and veins.
    capillaries
  • _______ carry blood from the rest of the body to the heart.
    Veins
  • ______ carry blood from the heart to the rest of the body.
    Arteries
  • The circulatory system distributes ______ and _______ to different parts of the body.
    Nutrients and oxygen.
  • The _______ pumps _______ around the body in the blood vessels.
    heart, blood
  • The circulatory system has three different parts:
    blood, blood vessels and heart.
  • Capillaries are very thin vessels that connect the heart and the brain. True or false?
    False.
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