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Unit 1 - review

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    Human body systems (respiratory, circulatory, reproductor)
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  • True or false: The heart is a muscle from the human body.
    True.
  •  5
  • True or False: The air enters to our body through the nostrils.
    True
  •  15
  • True or False: At the end of the bronchios we can find the alveoli.
    True.
  •  15
  • What's the name of the organ that allows the oxygen to go to our blood?
    Alveoli
  •  20
  • True or false: During the respiration we breathe in carbon dioxide and we expel oxygen.
    FALSE! We breathe in oxygen and we expel carbon dioxide.
  •  20
  • What's the name of the female sex cells?
    Ovum (one) / Ova (more than one)
  •  20
  • What's the name of the male sex cells?
    Sperm
  •  20
  • DEOXYGENATED blood enters to our heart through the...
    RIGHT atrium
  •  25
  • After the right atrium, the blood goes to the...
    RIGHT ventricle.
  •  20
  • What happens in the alveoli with the blood, the oxygen and the carbon dioxide?
    The blood takes oxygen and gets rid of carbon dioxide.
  •  25
  • True or False: The capillaries connect the veins and the arteries.
    True
  •  20
  • True or False: The veins carry the blood from the heart to the rest of the body.
    FALSE. They carry the blood back to the heart from all around the body.
  •  25
  • True or False: The fallopian tubes are part of the male reproductive system.
    FALSE. They are part of the female reproductive system.
  •  20
  • True or False: The urethra is part of the male reproductive system.
    True.
  •  20
  • True or False: The trachea is part of the circulatory system.
    FALSE. It's part of the respiratory system.
  •  20
  • Are the respiratory system and the circulatory system connected?
    Yes, they are.
  •  15