It gives us immense pleasure to present the book Human Anatomy, Physiology and Pathophysiology II, prepared primarily for undergraduate students of Pharmacy and other allied health science courses. The book has been designed in accordance with the latest curriculum prescribed by the Pharmacy Council of India (PCI) and aims to provide students with a clear understanding of the structure, functions, and disease mechanisms of the major organ systems of the human body.

This book covers the Nervous System, Gastrointestinal System, Respiratory and Urinary Systems, Endocrine System, and Reproductive System with Cancer Biology. Each chapter is written in simple, student-friendly language and is enriched with well-labeled diagrams, flowcharts, tables, clinical correlations, case studies, viva questions, summaries, and examination-oriented content to facilitate effective learning and revision.

Special emphasis has been given to integrating anatomy, physiology, and pathophysiology, enabling students to understand not only the normal functioning of the human body but also the mechanisms underlying various diseases. This integrated approach helps learners develop a strong foundation for pharmacology, therapeutics, and clinical pharmacy.

We sincerely hope that this book will serve as a valuable resource for students, teachers, and healthcare professionals. Although every effort has been made to ensure the accuracy and completeness of the content, constructive suggestions and feedback from readers are always welcome and will be highly appreciated for improving future editions.

We express our gratitude to all our colleagues, mentors, students, and well-wishers whose encouragement and support inspired us to complete this work successfully.