Prostaglandins play an important role in maintaining the homeostasis of the human body. This video explains the same role of prostaglandins with an example of aspirin for some conceptual learning. TIMELINE: 0:10 Introduction 0:26 Thromboxane A2 0:47 Prostacyclin (PGI2) 1:13 Effects of Thromboxane A2 and Prostacyclin 1:38 Example of Aspirin