The document discusses the organization and function of the peripheral nervous system. It describes how the peripheral nervous system is composed of afferent nerves that carry sensory information to the central nervous system and efferent nerves that carry motor signals from the CNS to effector organs like muscles and glands. It also distinguishes between the somatic and autonomic divisions of the peripheral nervous system.
2. ORGANIZATION OF THE NERVOUS SYSTEM BRAIN SPINAL CORD CENTRAL NERVOUS SYSTEM (CNS) PERIPHERAL NERVOUS SYSTEM AFFERENT NERVES EFFERENT NERVES EXTERO- RECEPTORS INTERO- RECEPTORS SOMATIC AUTONOMIC EFFECTOR ORGANS SKELETAL MUSCLES SMOOTH AND CARDIAC MUSCLES AND GLANDS www.freelivedoctor.com
3. NEOCORTEX THALAMUS LIMBIC CORTEX BRAIN STEM SPINAL CORD NOSE EYE TONGUE EAR SKIN SMELL VISION TASTE AUDITION SOMATIC SENSORY INFORMATION TRAVELS TO THE BRAIN VIA SPECIALIZED PATHWAYS www.freelivedoctor.com