Key Physiology Topics for NEET PG 2025 Preparation
General Physiology
• Body fluid compartments
• Cell membrane structure and composition
• Transport mechanisms
Nerve and Muscle Physiology
• Nerve fiber classification
• Sarcomere structure and changes during muscle contraction
• Energy systems in muscle function
Cardiovascular System
• Heart's conducting system
• Cardiac cycle (events, JVP, pressure-volume loops)
• ECG interpretation
• Cardiac output and its calculation
• Blood pressure regulation (including baroreceptor reflexes)
• Regional circulation (coronary, capillary)
Respiratory System
• Mechanics of breathing (surfactant, lung compliance, lung volumes and capacities, dead space)
• Ventilation/perfusion (V/Q) ratio
• Oxygen transport
• Respiratory regulation (respiratory center, chemoreceptors)
• Hypoxia
Renal System
• Juxtaglomerular apparatus
• Glomerular filtration rate (Starling’s forces)
• Tubular function
• Formation of concentrated urine
• Micturition reflex
• Acid-base balance (buffer systems)
Gastrointestinal System
• Structure and functions of the Enteric Nervous System (ENS), Basic Electrical Rhythm (BER), and reflexes
• GI motility
• Digestive secretions (saliva, gastric juice, pancreatic juice, bile)
• Gastrointestinal hormones
Endocrine and Reproductive Physiology
• Pituitary gland functions
• Thyroid gland physiology
• Adrenal cortex physiology
• Pancreatic hormones and related disorders
• Estrogen and testosterone functions
• Ovulation process
Central Nervous System
• Synaptic transmission and neurotransmitters
• Sensory pathways (receptors, ascending tracts, pain pathways)
• Motor pathways (descending tracts, cerebellum, basal ganglia, LMN, muscle spindle)
• Higher cognitive functions (hypothalamus, sleep, EEG, hemispheric functions, memory and learning)
Special Senses
• Visual pathways and processes
• Auditory system (Organ of Corti)
Environmental Physiology
• Temperature regulation (heat and cold exposure)
• Effects of high and low barometric pressures
• Energy balance mechanisms
Muscle Physiology
• Muscle spindle and Golgi tendon organs
• Sarcomere structure and components
• Proteins in A and I bands
• Recruitment and DC coupling mechanisms
Applied Physiology
• Cardiac physiology (ECG, cardiac cycle, JVP)
• Reflex pathways (e.g., Brain Bridge, baroreceptor, Hering-Breuer, Bezold-Jarisch, Cushing, Vasomotor Center)
• Pulmonary function tests (MEFR curves)
• Stewart-Hamilton law and exercise physiology
• Oxygen-hemoglobin dissociation curve and BP regulation
• Renal physiology (GFR calculation, counter-current mechanisms)
Follow Our Whatsapp Channel:
0 Comments