Topic 1.2 - Overview of the Nervous System
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7 Terms
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Central Nervous System (CNS)
Brain + spinal cord; processes information and controls the body.
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Peripheral Nervous System (PNS)
Connects the CNS to the rest of the body and includes the somatic (SNS) and autonomic systems (ANS).
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Somatic Nervous System
Controls voluntary movements and processes sensory input.
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Autonomic Nervous System
Handles automatic, involuntary functions like heart rate and digestion; houses sympathetic and parasympathetic systems.
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Sympathetic system
Triggers fight-or-flight responses; prepares the body for action.
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Parasympathetic system
Calms the body down and supports rest-and-digest functions.
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Note 
Flashcards (33)