Lecture
This lecture covers various topics related to systems physiology, including the digestive system, respiratory system, urinary system, and metabolic processes. It discusses the mechanisms of digestion, absorption, and secretion in the gastrointestinal tract, as well as the regulation of cardiac activity and respiratory functions. The lecture also delves into the metabolism of carbohydrates, proteins, and lipids, highlighting the roles of different enzymes and hormones. Additionally, it explores the formation of urine, the absorption of nutrients, and the regulation of electrolyte balance in the body.