Understanding Our Brain and Nervous System #2 The nervous system is a complex network of cells and tissues that coordinates the body's actions and responses to internal and external stimuli. It plays a crucial role in regulating bodily functions and enabling communication between different parts of the body. Key Components of the Nervous System: Central Nervous System (CNS) : Brain : The control center of the body, responsible for processing sensory information, thinking, and coordinating actions. Spinal Cord : A conduit for signals between the brain and the rest of the body, also involved in reflex actions. Peripheral Nervous System (PNS) : Comprises all the nerves outside the CNS, connecting the brain and spinal cord to limbs and organs. Somatic Nervous System : Controls voluntary movements and transmits sensory information. Autonomic Nervous System : Regulates involuntary functions (e.g., heartbeat, digestion), further divided into: Sympathetic Nervous System : Prepares the body...
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