Saved Bookmarks
| 1. |
The interior of lung is divided into millions of small chambers ? why |
|
Answer» ry alveoliExplanation:Lungs have a large number of small spaces inside it, which allows the oxygen to enter the lungs meanwhile carbon dioxide leaves the lungs.Oxygen is entered into the body during INHALATION where it passes through the bronchi and reach ALVEOLI which are apprximatey 300, 000, 000 in numbers.Same procedure is FOLLOWED during the EXCRETION of carbon dioxide during EXHALATION. |
|