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4thNat.BodySytems
body systems, digestive, excretory, circulatory, respiratory
Question | Answer |
---|---|
What does the digestive system do? | It breaks food down into nutrients. |
What does the excretory system do? | It removes excess water and other waste products. |
What does the circulatory system do? | It takes blood to all parts of the body. |
What does the respiratory system do? | It takes in oxygen and expels carbon dioxide. |
What system has got the trachea and lungs? | The respiratory system |
What system has got the heart and blood vessels? | The circulatory system |
What system has got the kidneys and bladder? | The excretory system |
What system has got the esophagus and stomach? | The digestive system |