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PSYC 1001 Lecture Notes - Peripheral Nervous System, Central Nervous System, Autonomic Nervous System

Course Code
PSYC 1001
Ayca Guler- Edwards

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January 26 PSYC 1001 Introduction to Psychology I page 81-92
Nervous System
Communication network
Two parts: Central and Peripheral Nervous System
Central Nervous System (CNS)
Spinal cord
o Carries information to brain, then sends information from brain to everywhere in body
o Relative to a ‘channel’
Peripheral Nervous System (PNS)
Autonomic Nervous System
Part of PNS: controls automatic, involuntary functions
Regulates internal body functions
o Digestion, blood pressure, heart rate, or perspiration
Sympathetic Division
o Gives power
Parasympathetic Division
o Opposite, calms you down
Wrapped with myelin sheath very important
Neuron impulse
o complex electrochemical reaction
Responsible for influencing emotions, behaviour and thought(?)
Drugs can change the way neurotransmitters work
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