Question

How are the alveoli designed to maximize the exchange of gases in to 10th class answer?

Answer 1

alveoli is designed such that it is a compact air sac but with very high surface area which maximize the exchange of gases

Answer 2

Within the lungs , the air passage

divides into smaller and smaller tubes

called bronchi which in turn form

bronchioles . The bronchioles terminate

in balloon-like structures called alveoli .

The alveoli present in the lungs provide

maximum surface for exchange of gases .

The alveoli have vary thin walls and

contain an extensive network of blood

vessels to facilitate exchange of gases .