Physiology: Human Body Functions — Textbook & Study Material

Download the official textbook for Physiology: Human Body Functions and see the full chapter list so you know exactly what to cover.

What you will study (chapters)

Chapter 1: Homeostasis and Feedback Mechanisms
Chapter 2: Cell Structure, Membrane Transport, and Metabolism
Chapter 3: Biomolecules and Cellular Energetics
Chapter 4: Cardiovascular System: Blood, Heart, and Circulation
Chapter 5: Pulmonary Physiology: Ventilation and Gas Exchange
Chapter 6: Renal Physiology: Fluid, Electrolyte Balance, and Acid-Base Regulation

Frequently asked questions

Is the Physiology: Human Body Functions textbook available for free?

Yes. NEET publishes the official study material/textbook free of cost. Use the official download link above for the authentic copy.

Is the Physiology: Human Body Functions textbook enough to score well, or do I need extra notes?

The official textbook is the core — most exam questions are set directly from it, so read it thoroughly first. Add concise notes and solved past papers for revision and exam practice rather than switching to unofficial books.

How should I study the Physiology: Human Body Functions textbook chapter by chapter?

Cover the high-weightage chapters first (use the exam pattern as a guide), make a one-page summary per chapter, and immediately solve a few past-paper questions on it. Active recall beats passive re-reading.

How can I prepare for Physiology: Human Body Functions faster?

Begin with the most-frequently-asked topics and the last few years of question papers, then test yourself under timed conditions. If you want guided help, you can use the free AI study tutor for Physiology: Human Body Functions — practise past-paper questions and get instant feedback — or a focused Physiology: Human Body Functions study guide that condenses the syllabus into the topics that matter most — both are free to start.