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Question
The small sac-like structures found inside the lungs where the blood vessels are wrapped tightly around are called as ___
The small sac-like structures found inside the lungs where the blood vessels are wrapped tightly around are called as
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Solution
The correct option is B Alveoli
The small sack-like structures found inside the lungs where the blood vessels are wrapped tightly around are called as alveoli. These small sacs allow the exchange of oxygen and carbon dioxide in the blood.
Alveoli
The small sack-like structures found inside the lungs where the blood vessels are wrapped tightly around are called as alveoli. These small sacs allow the exchange of oxygen and carbon dioxide in the blood.
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