The alveoli is a small sack-like structure present in the
digestive system
circulatory system
skeletal system
respiratory system
The alveoli are tiny air sacs within the lungs where the exchange of oxygen and carbon dioxide takes place. It is a part of our respiratory system.
If a patient is put on dialysis, he is most likely suffering from a severe ailment of the : (a) circulatory system (b) respiratory system (c) excretory system (d) digestive system
The Respiratory system and Circulatory system meet here
In closed circulatory system, the respiratory pigment is