AP Psych: The Nervous System
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13 Terms
nervous system
the body's speedy electrochemical communication system
peripheral
sensory and motor neurons that connect cns to the rest of the body
autonomic
involuntary and automatic (breathing, heartbeat, digestion, etc.)
somatic
voluntary movements to and from the sense organs (you control)
sympathetic
fight or flight response that physically arouses and expends energy
parasympathetic
rest and digest response that calms body and conserves energy
reflex
involuntary response to a specific stimulus
central
spine and brain in center of the body
brain
neural center of the body, body's control center
spinal cord
super highway of nerves - how body transmits messages to and from the brain
interneurons
only on in cns, messages between sensory and motor neurons
sensory neurons
carry incoming messages from sense receptors to cns
motor neurons
carry outgoing messages from cns to pns and muscles
Note 
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