Explore the intricacies of the human respiratory system in this comprehensive 1-hour 30-minute lecture. Delve into key concepts such as pulmonary ventilation, lung pressure dynamics, and the mechanisms of inspiration and expiration. Examine the process of internal respiration and gas exchange within the body. Gain a thorough understanding of the Haldane effect and its significance in respiratory physiology. Conclude with an overview of the entire respiratory system, tying together all the essential components for a complete comprehension of this vital bodily function.