respiratory system

2. PARTS OF THE RESPIRATORY SYSTEM

3. ANATOMY OF LUNGS

4. INTERIOR OF LUNGS

5. POSITION OF LUNGS
Lungs are located on either side
of the thoracic cavity.

7. PLEURA

8. * Lungs are protected inside a double
layered membrane PLEURA.
* PLEURAL FLUID is seen between the two
layers of pleura.

9. STRUCTURE OF ALVEOLI

10. * Lungs are full of ALVEOLI.
*Alveoli are balloon like structures seen
in the lungs.
* Alveoli helps in the exchange
of gases

11. STRUCTURE OF ALVEOLI

12. * Alveoli are surrounded by blood
capillaries.
* Alveoli increases the surface area for
exchange of gases.

13. THANK YOU