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Their cells are too close to the animal's exterior surface.

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Q: Flatworms have no need for circulatory and respiratory systems because?
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Related questions

Do flatworms have a need for circulatory or respiratory systems?

no they dont


How do the circulatory and respiratory systems related?

they are related because they are


What are the circulatory and respiratory systems called?

the circulatory system and the respiratory system are the names


How are the respiratory system and the circulatory are the same?

There the same because there both systems.


How do the diseases in respiratory and circulatory systems begin to develop?

Diseases of the circulatory and respiratory systems begin to develop due to disorders of the heart and lungs.


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CPR focus is respiratory and circulatory systems.


What system does the circulatory system work with to obtain oxygen for the body?

The circulatory and respiratory systems work together to get oxygen to cells. Oxygen transfers from the respiratory to the circulatory system at the capillaries surrounding the alveoli.


What do the respiratory and the circulatory systems do together?

Working together, the respiratory and circulatory systems perform gas exchange from the blood to the lungs. This exchange occurs at the alveoli.


Which two organ system are involved in removing carbon dioxide from the body?

1. Respiratory system 2. Cardiovascular system


Which body systems are involved in respiration?

respiratory system Circulatory system


How can a person's lifestyle affect the performance of the respiratory and circulatory systems?

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What doctor works with both respiratory and circulatory systems?

Cardiothoracic surgeons work with both the respiratory and circulatory systems. They may also be called chest surgeons.