Biology, asked by Nisha9017, 7 months ago

Draw the structure of human lungs and digestive system and label the parts.

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Answered by vysnavimahendran

4

Answer:

The respiratory and digestive systems work together to power the body. A properly functioning respiratory system delivers adequate oxygen to the blood. Because the digestive system breaks down food and uses muscular contractions to move food through the digestive tract, it needs oxygen to function properly.

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