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natural science 3 unit 2

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    unit 2 our bodies
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  • What system is this?
    The circulatory system
  •  5
  • What system is this?
    The respiratory system
  •  5
  • What system is this?
    The digestive system
  •  5
  • What system is this?
    The excretory system
  •  5
  • What are the 4 main parts to the heart? The left and right _______________, ________________
    atriums and ventricles
  •  10
  • The circulatory system moves blood through the heart and around the body in the ____________________.
    arteries and veins
  •  5
  • What gas do your lungs transfer to the circulatory system?
    oxygen
  •  5
  • In the respiratory system when you breathe in air through your mouth and nose, air goes down the ________________ into your lungs.
    trachea
  •  5
  • Which part of your body absorbs nutrients? _________ ______________
    small intestine
  •  5
  • Name the 5 parts of the digestive system in order.
    mouth, oesophagus, stomach, small intestine and large intestine
  •  15
  • The _________________ clean the waste from your blood in the excretory system.
    kidneys
  •  5
  • When your _______________ is full, your body tells you that it is time to go to the toilet.
    bladder
  •  5
  • Name 3 ways you body can expel waste?
    solid waste through large intestine, liquid waste through the urethra and sweat through the skin
  •  20
  • Your body eliminates this waste through your skin in the form of a liquid called _______________
    sweat
  •  5
  • The ____________________ produce the male cells.
    testicles
  •  5
  • The _____________________ produce the female cells.
    ovaries
  •  5