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2016-05-04T12:49:51+05:30

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Lungs help us to respire. They help us to take in O². The lungs also help the body to get rid of CO² gas when we breathe out.
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Yes
They filter out small gas bubbles that may occur in the blood.
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They also convert a chemical in the blood called angiotensin I to angiotensi |I. These chemicals are important in the control of blood pressure.
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2016-05-04T13:36:46+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
They help the body to get rid of CO2 when we exhale.
they help oxygen to enter the red blood cells. Red blood cells then carry O2 around the body so that it can be used in the cells .
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