NERVOUS SYSTEM | SSC & RAILWAY GK 2026

Описание: Nervous System Complete Explanation | Biology Lecture | SSC CGL CHSL MTS GD & Railway Exams 2026 | Parmar sir | Parmar SSC

In this detailed Biology lecture, we cover the complete Nervous System in a simple, exam-oriented way for SSC, Railway, RRB NTPC, Group D, CHSL, CGL and other competitive exams 2026.

This video explains the Central Nervous System (CNS) and Peripheral Nervous System (PNS) along with their structure, functions, and important exam points.

📚 Topics Covered in This Lecture:

✅ Central Nervous System (CNS)
Brain and Spinal Cord
Division of Brain: Forebrain, Midbrain, Hindbrain
Cerebrum – Memory & Learning
Hypothalamus – Body Temperature Regulation
Thalamus – Sensory Processing
Midbrain – Reflex Actions & Sensory Control
Cerebellum – Balance & Posture
Pons & Medulla Oblongata – Involuntary Actions (Heartbeat, Respiration, Sneezing, Vomiting etc.)
Role of Spinal Cord in Reflex Actions

✅ Peripheral Nervous System (PNS)
12 Pairs of Cranial Nerves
31 Pairs of Spinal Nerves
Somatic Nervous System (Voluntary Control)
Autonomic Nervous System (Involuntary Control)
Sympathetic Nervous System (Fight or Flight Response)
Parasympathetic Nervous System (Rest and Digest)

✅ Enteric Nervous System
Also known as “Second Brain” or “Brain in the Gut”
Presence in Gastrointestinal (GI) Tract
Connection with Brain through the longest nerve in the body

🎯 This lecture is highly important for Biology sections in competitive exams and helps in quick revision with conceptual clarity.

📌 Watch till the end and answer the question asked in the video!
Keep learning and stay consistent for SSC & Railway 2026 preparation. 🚀


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