Question

Describe the exchange of oxygen and carbon dioxide in lungs for 5 th std student

Answer 1

✔️✔️ QUESTION ✔️✔️

Describe the exchange of oxygen and carbon dioxide in lungs

✔️✔️ ANSWER ✔️✔️

1......for the exchange of oxygen and carbon dioxide gases in lungs millions of alveoli in the lungs and the capillaries that envelop them. 

2.....as we inhale the inhaled oxygen moves from the alveoli to the blood in the capillaries

3. ......carbon dioxide moves from the blood in the capillaries to the air in the alveoli.

4.. ....Oxygen passes quickly through air-blood barrier into the blood in the capillaries.

5....... carbon dioxide passes from the blood into the alveoli and is then exhaled.

I HOPE THIS INFO HELPS YOU ☺️☺️☺️

#TEJ