Introduction to Veterinary Science by James Lawhead offers a comprehensive foundation for students exploring the vibrant world of animal and veterinary sciences. This Third Edition serves as an essential resource for those aspiring to become veterinary assistants or technicians. The book commences with an introductory section on cellular and tissue physiology, setting a robust groundwork before delving into detailed chapters dedicated to each body system. Topics such as nutrition, diseases, surgical procedures, cost analysis of treatments, safety measures, and professional conduct are also thoroughly explored. Real-world scenarios enrich the learning experience by providing practical context throughout the text, while examples involving both small and large animals prepare students for a wide range of potential cases in their future careers. Each chapter is preceded by a “Day in the Life” preview that highlights real-life applications of the content covered, and ends with an explanation of clinical significance, ensuring a seamless connection between theory and practice.