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Questions and Answers
What are the main roles of the circulatory system?
What are the main roles of the circulatory system?
- Producing hormones and enzymes
- Supporting the skeletal system
- Regulating body temperature
- Delivering oxygen and nutrients, removing wastes (correct)
Where does the blood carry carbon dioxide to?
Where does the blood carry carbon dioxide to?
- Lungs (correct)
- Liver
- Heart
- Kidneys
What causes the sound of heartbeats?
What causes the sound of heartbeats?
- The movement of blood through capillaries
- Blood flow through the arteries
- The opening and closing of heart valves
- Contractions of the heart chambers (correct)
What is the heart considered as?
What is the heart considered as?
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Where does the blood gather food nutrients from?
Where does the blood gather food nutrients from?
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What does the circulatory system in vertebrates consist of?
What does the circulatory system in vertebrates consist of?
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What are the two divisions of the circulatory system?
What are the two divisions of the circulatory system?
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What does the closed circulatory system in vertebrates mean?
What does the closed circulatory system in vertebrates mean?
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What type of circulatory system do some invertebrates such as arthropods have?
What type of circulatory system do some invertebrates such as arthropods have?
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What are the great vessels of the heart in the circulatory system?
What are the great vessels of the heart in the circulatory system?
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