Chapters or Topics in Human Physiology with More Weightage in the NEET Exam

1. Digestion and Absorption
- This chapter covers topics such as the structure and functions of the digestive system, enzymes involved in digestion, and absorption of nutrients.
- Key points to focus on include the structure and functions of the different parts of the digestive system, the role of enzymes in breaking down macromolecules, and the absorption mechanisms of different nutrients.

2. Breathing and Exchange of Gases
- This chapter focuses on the respiratory system, including the structure and functions of the different parts involved in respiration.
- Key points to study include the mechanism of breathing, transport of gases in the blood, and the regulation of respiration.

3. Body Fluids and Circulation
- This chapter covers the circulatory system, including the structure and functions of the heart, blood vessels, and blood.
- Key points to understand include the cardiac cycle, blood pressure regulation, and the composition and functions of blood components.

4. Excretory Products and their Elimination
- This chapter deals with the excretory system, including the structure and functions of the kidneys and the process of urine formation.
- Key points to focus on include the filtration, reabsorption, and secretion processes in the kidneys, as well as the regulation of water and electrolyte balance.

5. Neural Control and Coordination
- This chapter covers the nervous system and its functions, including the structure and functions of neurons, reflex actions, and coordination.
- Key points to study include the structure and functions of the different parts of the nervous system, the mechanism of transmission of nerve impulses, and the coordination of different body activities.

6. Chemical Coordination and Integration
- This chapter focuses on the endocrine system, including the structure and functions of various hormone-secreting glands.
- Key points to understand include the functions of different hormones, their target organs, and the regulation of hormone secretion.

7. Reproduction
- This chapter covers the male and female reproductive systems, gametogenesis, fertilization, and embryonic development.
- Key points to focus on include the structure and functions of the male and female reproductive organs, the process of gametogenesis, and the events during fertilization and embryonic development.

By focusing on these chapters and topics, NEET aspirants can enhance their chances of scoring well in the human physiology section of the exam. It is essential to comprehend the concepts thoroughly and practice solving related questions to strengthen one's understanding.