Excretion, Locomotion & Neural-Chemical Coordination

High-yield syllabus chapter for National Eligibility cum Entrance Test (NEET UG). Review core concepts, subtopic coverage, previous year question trends, and active recall schedules.

PYQ Weightage

7.2% High-Yield

Cognitive Complexity

2.4 / 3.0 Index

Estimated Prep Time

13 Study Hours

Subtopics Covered

8 Core Concepts

Official Subtopics & Syllabus Coverage

Ensure complete mastery across every subtopic listed in the official NTA curriculum.

Modes of Excretion (Ammonotelic, Ureotelic, Uricotelic) & Human Excretory System

Nephron Structure, Mechanism of Urine Formation (Filtration, Reabsorption, Secretion)

Counter-Current Mechanism & Regulation of Kidney Function (RAAS, ADH, ANF)

Skeletal System, Joints & Sliding Filament Theory of Muscle Contraction

Neurons, Generation and Conduction of Nerve Impulses & Synaptic Transmission

Human Brain, Reflex Arc & Sense Organs

Endocrine Glands and Hormones (Hypothalamus, Pituitary, Thyroid, Parathyroid, Adrenal, Pancreas, Gonads)

Mechanism of Hormone Action (Protein vs Steroid Hormones) & Endocrine Disorders

Adapt Vector Cognitive Retention Protocol

Due to the 2.4/3.0 complexity of Excretion, Locomotion & Neural-Chemical Coordination, the SuperMemo SM-2 algorithm recommends logging an initial confidence rating immediately after concept review, followed by active recall micro-quizzes at Day 1, Day 4, and Day 12 to ensure permanent long-term memory retention.

Practice with Socratic AI Copilot

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Take a 10m Micro-Quiz in Arena

Test your accuracy with official +4/-1 NTA scoring and calculate your topic-level percentile ranking.

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