11 Biology by Amjad Umer Ranjha
2 – Respiration in Man | Respiratory System of Man
Respiration in Man | Respiratory System of Man | Gaseous Exchange | Class 11 Biology
In this video lecture Respiration in Man topic from chapter 13 FSC Part 1 Biology is discussed. Respiratory system of man consists of Lungs and Respiratory Passages. Respiratory passages include nostrils, nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, alveolar ducts and alveoli.