The Nervous System – BIO201 Human Biology Study Guide (Lesuyai Organic Guides 2025)

This BIO201 Nervous System Study Guide provides a complete overview of the structure, function, and organization of the human nervous system. Designed for first-year university students pursuing BIO201 (Human Biology), it explains how the brain, spinal cord, and nerves coordinate and control body functions. Key Topics Covered: Introduction to the Nervous System – definition and significance Divisions of the Nervous System – central and peripheral nervous systems Structure and Function of Neurons – types of neurons and nerve impulse transmission Synapses and Neurotransmitters – how communication occurs between neurons The Brain – major parts and their functions (cerebrum, cerebellum, brainstem) The Spinal Cord – structure and reflex action Peripheral Nervous System (PNS) – cranial and spinal nerves Autonomic Nervous System (ANS) – sympathetic vs. parasympathetic divisions Disorders of the Nervous System – stroke, paralysis, meningitis, epilepsy Includes clear diagrams, labeled illustrations, and simplified summaries, making it ideal for exam revision, classroom support, and self-paced study.