Explore the intricacies of gastrointestinal physiology in this 17-minute video focusing on the colon and the defecation reflex. Delve into the anatomy of the colon, understanding its structure and function within the digestive system. Learn about the complex mechanisms behind the defecation reflex, including the neural pathways and muscular contractions involved. Gain valuable insights into this essential bodily function, enhancing your knowledge of human physiology and digestive processes.