FSc Biology Book1, CH 13, LEC 8: Respiration in Human Beings-Air Passage Ways

The Video lecture from Gaseous Exchange (F.Sc. First Year Biology) covers the Respiration in human beings including air passageway and lungs. Brief explanation has been given about the functionality and structure of different parts in respiratory track such as nostrils, nasal cavity, pharynx, larynx, trachea, bronchi, bronchioles, alveolar ducts and alveolar sacs. Find more e-learning material and educational video lectures in Urdu at These videos are free to use for promotional and commercial purpose by keeping the credits to Maktab.

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