Question

how lungs are designed in human body to exchange maximum flow of gases

Answer 1

lungs has alveoli which are ball like structure and have a large surface area,this helps to maximise the exchange of gases easily through diffusion(ans. can be expanded till 5marks)

Answer 2

Heya!!Here is your answer friend ⤵⤵

➡Lungs are two large balloon like structure located in the Thoracic cavity .

➡They are enclosed and protected by a double walled sac called pleurea.

➡The wind pipe divides into two bronchi which further divide into bronchioles .
These end up in sac like structure called Alveoli.

➡Alveoli have special characteristics like thin walls , rich supply of blood and a large moist surface area for the quick and easy exchange of gases .


Hope it helps you ✌✌