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Study
3rd Grade Human Body Systems
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How many months do babies grow before they are born?
Nine months
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What organ do babies develop inside of?
The uterus.
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What is this part of the body?
The stomach.
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What system permits us to produce other human beings?
The reproductive system.
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Name the parts of the digestive system.
The oesophagus, stomach and intestines.
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What is this organ?
The heart.
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What organ transports blood through the body?
The blood vessels.
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What does the respiratory system do?
It takes oxygen into the body and releases carbon dioxide.
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Name the parts of the respiratory system.
The trachea and lungs.
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Name the parts of the circulatory system.
The heart and blood vessels.
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What organs are these?
The lungs and trachea.
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Which system does this organ belong to?
The digestive system.
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What organ produces eggs in females?
The ovaries.
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Which system do these organs belong to?
The circulatory system.
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What is produced in the testes?
Sperm
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Which system does this organ belong to?
The digestive system.
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Which system does this organ belong to?
The digestive system.
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What organ is this?
The intestines.
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Which system do these organs belong to?
The respiratory system.
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What does the digestive system do?
It breaks food into smaller pieces for the body to absorb.
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What does the circulatory system do?
It transports blood around the body.
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What is this organ?
The oesophagus.
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